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Westerhout 43 [SEP] constellation | Westerhout 43
Westerhout 43, also known as W43, is a region of star formation of our galaxy located in the constellation of Aquila at a distance of 6 kilo-parsecs (nearly 20,000 light-years) of the Sun, that is considered the region of the Milky Way that is most actively forming stars. Despite this, however, it is so h... | Westerhout 31
Westerhout 31, also known as W31, is a complex of star formation regions of the Milky Way located in the constellation of Sagittarius.
Characteristics.
As happens with other similar star-forming regions, Westerhout 31's location in the Milky Way obscures it so much due to the interstellar dust located bet... | 10,800 | zeroshot-train |
Winnecke 4 [SEP] constellation | Winnecke 4
Winnecke 4 (also known as Messier 40 or WNC 4) is a double star in the constellation Ursa Major.
WNC 4 was discovered by Charles Messier in 1764 while he was searching for a nebula that had been reported in the area by Johannes Hevelius. Not seeing any nebulae, Messier catalogued this double star instead. It... | NGC 2146
NGC 2146 is a barred spiral galaxy type SB(s)ab pec in the constellation Camelopardalis. The galaxy was discovered in 1876 by Friedrich August Theodor Winnecke.
It has a diameter of 80,000 lyr. The galaxy's most conspicuous feature is the dusty lanes of a spiral arm lying across the core of the galaxy as seen ... | 10,801 | zeroshot-train |
Zeta Boötis [SEP] constellation | Zeta Boötis
Zeta Boötis, Latinized as ζ Boötis, is a binary star system in the constellation of Boötes that consists of two giant stars with matching stellar classifications of A2III. They have the Flamsteed designation 30 Boötis. This system is approximately 180 light years from Earth and has a combined apparent magni... | Quadrans Muralis" and shrank the constellation a little in his 1801 "Uranographia" star atlas, to avoid it clashing with neighboring constellations.
In 1922, Quadrans Muralis was omitted when the International Astronomical Union (IAU) formalised its list of officially recognized constellations.
Notable features.
- The ... | 10,802 | zeroshot-train |
1 Persei [SEP] constellation | 1 Persei
1 Persei (1 Per) is a eclipsing binary star in the constellation Perseus. Its uneclipsed apparent magnitude is 5.49. The binary star consists of two B2 type main-sequence stars in a 25.9 day eccentric orbit. The stars are surrounded by a faint cloud of gas visible in mid-infrared, although whether they are the... | , who called it "Divels head" or "Rosch hassatan". A Latin name for Algol from the 16th century was "Caput Larvae" or "the Spectre's Head". Hipparchus and Pliny made this a separate, though connected, constellation.
In Chinese, (), meaning "Mausoleum", refers to an asterism consisting of β Persei, 9 Persei, τ Persei, ι... | 10,803 | zeroshot-train |
101 Aquarii [SEP] constellation | 101 Aquarii
101 Aquarii (abbreviated 101 Aqr) is a star in the equatorial constellation of Aquarius. "101 Aquarii" is the Flamsteed designation, although it also bears the Bayer designation b Aquarii. The combined apparent visual magnitude of the pair is 4.71, which is bright enough to be seen with the naked eye from t... | 3, and 4 Aquarii. The 11th lunar mansion shared its name with the constellation "Xu" ("emptiness"), formed by Beta Aquarii and Alpha Equulei; it represented a bleak place associated with death and funerals. "Wei", the rooftop and 12th lunar mansion, was a V-shaped constellation formed by Alpha Aquarii, Theta Pegasi, an... | 10,804 | zeroshot-train |
24 Sextantis [SEP] constellation | 24 Sextantis
24 Sextantis, often abbreviated as 24 Sex, is the Flamsteed designation of a 7th-magnitude star located approximately 253 light years away in the constellation of Sextans. At an apparent visual magnitude of 6.61, this star can only be viewed from rural skies under good seeing conditions.
At the age of 2.8 ... | V1315 Aquilae
V1315 Aquilae is a cataclysmic variable star located in the constellation of Aquila. It is a type of cataclysmic variable known as a nova-like variable (NL), specifically a SW Sextantis star. Nova-like variables such as these SW Sextantis stars are characterized as having non-magnetic white dwarfs and do ... | 10,805 | zeroshot-train |
2MASS 1507-1627 [SEP] constellation | 2MASS 1507−1627
2MASS J15074769−1627386 (also abbreviated to 2MASS 1507−1627) is a brown dwarf in the constellation Libra, located about 23.9 light-years from Earth. It was discovered in 2000 by I. Neill Reid et al. It belongs to the spectral class L5; its surface temperature is 1300 to 2000 kelvins. As with other brow... | 2MASS J11145133−2618235
2MASS J11145133−2618235 (designation abbreviated to 2MASS 1114−2618, or 2M1114−26, or 2M1114−2618, or 2MASS 1114−26, or 2MASS J1114−2618) is nearby brown dwarf of spectral class T7.5, located in constellation Hydra at approximately 18 light-years from Earth.
Discovery.
2MASS 1114−2618 was discov... | 10,806 | zeroshot-train |
36 Arietis [SEP] constellation | 36 Arietis
36 Arietis is a star in the northern constellation of Aries. "36 Arietis" is the Flamsteed designation. It is a dim, orange-hued star that is a challenge to view with the naked eye, having an apparent visual magnitude of 6.40. Based upon an annual parallax shift of , this star is located away from the Sun. I... | Vasiliki ware
Vasiliki wares are a distinctive type of Minoan pottery produced in Crete during the Minoan period, named for the finds around the town of Vasiliki, Lasithi, although it was produced at other sites too. The vases include a reddish-brown wash applied unevenly to mimic stone vessels. The mottling was produc... | 10,807 | zeroshot-train |
3C 234 [SEP] constellation | 3C 234
3C 234 is a Seyfert galaxy with a quasar-like appearance located in the constellation Leo Minor.
External links.
- www.jb.man.ac.uk/atlas/ (J. P. Leahy) | 66, 122, 131, 168, 170, 173, 234, 282.
- Dunne, Aidan. 2008. Rare encounter with sculpture in the spotlight. Irish Times, 6 Feb.
- Kenny, Padraig. 2008. The French Connection. Sunday Tribune, 28 Sep p3.
- Dunne, Aidan, 2005. The Art of Geometry. Irish Times, 23 May, p. 10.
- Woods, Suzanne and Marshall, Catherine. 2005... | 10,808 | zeroshot-train |
3C 66B [SEP] constellation | 3C 66B
3C 66B is an elliptical Fanaroff and Riley class 1 radio galaxy located in the constellation Andromeda. With an estimated redshift of 0.021258, the galaxy is about 300 million light-years away.
The orbital motion of 3C 66B showed supposed evidence for a supermassive black hole binary (SMBHB) with a period of 1.0... | magnitude of about 15.5. Although 0.444 is used as the common redshift value, 0.3347 is a new strict lower limit "inferred through observing the far-UV absorption by the low-z IGM."
3C 66A underwent an optical outburst in 2007 August, as monitored by the Tuorla blazar monitoring program. The event was monitored by the ... | 10,809 | zeroshot-train |
49 Aquarii [SEP] constellation | 49 Aquarii
49 Aquarii, abbreviated 49 Aqr, is a star in the zodiac constellation of Aquarius. "49 Aquarii" is its Flamsteed designation. It is a dim star with an apparent visual magnitude of 5.53. The distance to 49 Aqr, as determined from its annual parallax shift of , is 266 light years. It is moving closer to the Ea... | 3, and 4 Aquarii. The 11th lunar mansion shared its name with the constellation "Xu" ("emptiness"), formed by Beta Aquarii and Alpha Equulei; it represented a bleak place associated with death and funerals. "Wei", the rooftop and 12th lunar mansion, was a V-shaped constellation formed by Alpha Aquarii, Theta Pegasi, an... | 10,810 | zeroshot-train |
4U 0142+61 [SEP] constellation | 4U 0142+61
4U 0142+61 is a magnetar at an approximate distance of from Earth, located in the constellation Cassiopeia.
In an article published in "Nature" on April 6, 2006, Deepto Chakrabarty "et al." of MIT revealed that a circumstellar disk was discovered around the pulsar. This may prove that pulsar planets are comm... | B1620-26 b) that orbits both it and its companion white dwarf, WD B1620-26. This was announced as the oldest planet ever discovered, at 12.6 billion years old. It is currently believed to have originally been the planet of WD B1620-26 before becoming a circumbinary planet, and therefore, while discovered through the pu... | 10,811 | zeroshot-train |
81 Aquarii [SEP] constellation | 81 Aquarii
81 Aquarii (abbreviated 81 Aqr) is a star in the constellation of Aquarius. "81 Aquarii" is its Flamsteed designation. Its apparent magnitude is 6.23. | 3, and 4 Aquarii. The 11th lunar mansion shared its name with the constellation "Xu" ("emptiness"), formed by Beta Aquarii and Alpha Equulei; it represented a bleak place associated with death and funerals. "Wei", the rooftop and 12th lunar mansion, was a V-shaped constellation formed by Alpha Aquarii, Theta Pegasi, an... | 10,812 | zeroshot-train |
87 Aquarii [SEP] constellation | 87 Aquarii
87 Aquarii (abbreviated 87 Aqr) is a star in the constellation of Aquarius. "87 Aquarii" is the Flamsteed designation. Its apparent magnitude is 7.37. | 3, and 4 Aquarii. The 11th lunar mansion shared its name with the constellation "Xu" ("emptiness"), formed by Beta Aquarii and Alpha Equulei; it represented a bleak place associated with death and funerals. "Wei", the rooftop and 12th lunar mansion, was a V-shaped constellation formed by Alpha Aquarii, Theta Pegasi, an... | 10,813 | zeroshot-train |
89 Aquarii [SEP] constellation | 89 Aquarii
89 Aquarii (abbreviated 89 Aqr) is a binary star system in the equatorial constellation of Aquarius. "89 Aquarii" is the Flamsteed designation, though it also bears the Bayer designation c Aquarii. The apparent visual magnitude of +4.69 is bright enough to be seen with the naked eye. Its distance from Earth ... | 3, and 4 Aquarii. The 11th lunar mansion shared its name with the constellation "Xu" ("emptiness"), formed by Beta Aquarii and Alpha Equulei; it represented a bleak place associated with death and funerals. "Wei", the rooftop and 12th lunar mansion, was a V-shaped constellation formed by Alpha Aquarii, Theta Pegasi, an... | 10,814 | zeroshot-train |
ADS 16402 [SEP] constellation | ADS 16402
ADS 16402 is a binary star system, composed of two sun-like stars located approximately 525 light-years away in the constellation Lacerta. It was first identified by John Herschel in 1831. The two stars are separated by 11.26 arcseconds which leads to a projected separation of roughly 1500 astronomical units ... | α Canis Majoris A and α Canis Majoris B (Sirius A and Sirius B); the components of 44 Boötis are 44 Boötis A and 44 Boötis B; the components of ADS 16402 are ADS 16402A and ADS 16402B; and so on. The letters AB may be used together to designate the pair. In the case of multiple stars, the letters C, D, and so on may be... | 10,815 | zeroshot-train |
Alpha Pyxidis [SEP] constellation | Alpha Pyxidis
Alpha Pyxidis (Alpha Pyx, α Pyxidis, α Pyx) is a giant star in the constellation Pyxis. It has a stellar classification of B1.5III and is a Beta Cephei variable. This star has more than ten times the mass of the Sun and is more than six times the Sun's radius. The surface temperature is 24,300 K and the s... | Gamma Pyxidis—forming a rough line. Overall, there are 41 stars within the constellation's borders with apparent magnitudes brighter than or equal to 6.5.
With an apparent magnitude of 3.68, Alpha Pyxidis is the brightest star in the constellation. Located 880 ± 30 light-years distant from Earth, it is a blue-white gia... | 10,816 | zeroshot-train |
BD +20°307 [SEP] constellation | BD +20°307
BD +20°307 is a close binary star system approximately 300 light-years away in the constellation Aries. The system is surrounded by a dusty ring.
The dust that orbits around several hundred main-sequence stars is cold and comes from a Kuiper-belt analogous region. In the Solar System the ongoing collisions b... | HD 240210 b
HD 240210 b is a 6.9 Jupiter-mass exoplanet discovered on June 10, 2009 by Niedzielski et al. using the Hobby-Eberly Telescope. It orbits the K3 giant star HD 240210 in the constellation of Cassiopeia. Its average orbital separation is at 1.33 Astronomical Units away from its star with a year of 501.75 days... | 10,817 | zeroshot-train |
Beta Volantis [SEP] constellation | Beta Volantis
Beta Volantis, Latinized from β Volantis, is the brightest star of the southern constellation of Volans. It has an apparent visual magnitude of 3.75, which is sufficiently bright to allow it to be viewed with the naked eye. Based upon an annual parallax shift of 30.33 mas as seen from Earth, its distance ... | original, Johnny Dollar was more of a criminal investigator. At the end of each episode, the narrator asked the radio audience how Johnny found the perpetrators, making the show a mystery quiz as well as a drama; those who guessed correctly were entered into a raffle for a prize.
In the 1970s and 1980s the comedy troup... | 10,818 | zeroshot-train |
Canis-Minorids [SEP] constellation | Canis-Minorids
The Canis-Minorids are a meteor shower that arise from the direction of the constellation Canis Minor.
The 11 Canis-Minorids, also called the Beta Canis Minorids, are a meteor shower that arises near the fifth-magnitude star 11 Canis Minoris. They were discovered in 1964 by Keith Hindley, who investigate... | Star is a ninth-magnitude red dwarf and the Solar System's next closest stellar neighbour in the constellation after Procyon. The fourth-magnitude HD 66141, which has evolved into an orange giant towards the end of its life cycle, was discovered to have a planet in 2012. There are two faint deep-sky objects within the ... | 10,819 | zeroshot-train |
DENIS J081730.0-615520 [SEP] constellation | DENIS J081730.0−615520
DENIS J081730.0−615520 (also known as 2MASS 08173001−6155158) is a T brown dwarf approximately away in the constellation Carina. It was discovered by Etienne Artigau and his colleagues in April 2010. The star belongs to the T6 spectral class implying a photosphere temperature of about 950 K. It h... | DENIS-P J1058.7−1548
DENIS-P J1058.7-1548 is a brown dwarf of spectral type L3, located in constellation Crater at approximately 17.3 parsecs or 56.5 light-years from Earth. With a surface temperature of between 1700 and 2000 K, it is cool enough for clouds to form. Variations in its brightness in visible and infrared ... | 10,820 | zeroshot-train |
Delta Tauri [SEP] constellation | Delta Tauri
The Bayer designation Delta Tauri (δ Tau, δ Tauri) is shared by three star systems in the constellation Taurus. They are all members of the Hyades star cluster.
- δ Tauri
- δ Tauri
- δ Tauri
Because they are close to the ecliptic, these stars can be occulted by the Moon and, very rarely, by planets.
Externa... | of IAU-approved Star Names.
In Chinese, (), meaning "Net", refers to an asterism consisting of δ¹ Tauri, Epsilon Tauri, Delta³ Tauri, Gamma Tauri, Alpha Tauri (Aldebaran), 71 Tauri and Lambda Tauri. Consequently, the Chinese name for Delta¹ Tauri itself is (), "the Third Star of Net".
Properties.
Delta¹ Tauri A is a si... | 10,821 | zeroshot-train |
Delta Velorum [SEP] constellation | Delta Velorum
Delta Velorum (δ Velorum, abbreviated Delta Vel, δ Vel) is a triple star system in the southern constellation of Vela, near the border with Carina, and is part of the False Cross. Based on parallax measurements, it is approximately from the Sun. It is one of the stars that at times lies near the south cel... | Delta Pyxidis
Delta Pyxidis (δ Pyxidis) is binary star system in southern constellation of Pyxis. Having an apparent visual magnitude of +4.877, it is bright enough to be visible to the naked eye. Based upon an annual parallax shift of 13.19 mas as seen from Earth, it is located around 250 light years from the Sun.
In ... | 10,822 | zeroshot-train |
Eagle Nebula [SEP] constellation | Eagle Nebula
The Eagle Nebula (catalogued as Messier 16 or M16, and as NGC 6611, and also known as the Star Queen Nebula and The Spire) is a young open cluster of stars in the constellation Serpens, discovered by Jean-Philippe de Chéseaux in 1745–46. Both the "Eagle" and the "Star Queen" refer to visual impressions of ... | - The Eagle's EGGs – ESO Photo Release
- ESO: An Eagle of Cosmic Proportions incl. Photos & Animations
- ESO: VST Captures Three-In-One incl. Photos & Animations
- M16 @ Seds.org, SEDS Messier page on M16
- Spacetelescope.org, Hubble telescope images on M16
- Darkatmospheres.com, Eagle Nebula M16 (wide)
- NASA.gov, APO... | 10,823 | zeroshot-train |
Epsilon Eridani b [SEP] constellation | Epsilon Eridani b
Epsilon Eridani b, formally named Ægir, is a proposed and unconfirmed extrasolar planet approximately 10 light-years away orbiting the star Epsilon Eridani, in the constellation of Eridanus (the River).
Name.
The planet and its host star are one of the planetary systems selected by the International A... | Wallbrook
Wallbrook may refer to:
- Places
- Wallbrook, Dudley in the West Midlands, England
- Wallbrook Primary School in Coseley, West Midlands, England
- Fiction
- Wallbrook, a fictitious mental institution in the 1988 American drama film "Rain Man"
See also.
- Walbrook (disambiguation) | 10,824 | zeroshot-train |
Epsilon Lupi [SEP] constellation | Epsilon Lupi
Epsilon Lupi, Latinized from ε Lup, is a multiple star system in the southern constellation of Lupus. At an apparent visual magnitude of 3.41, Epsilon Lupi can be readily viewed from the southern hemisphere with sufficiently dark skies. It is the fifth-brightest star or star system in the constellation. Pa... | . There is a third, more distant companion at an angular separation of around 1 arcsecond that may be orbiting the pair with a period of about 64 years.
The pair that share the close orbit, Epsilon Lupi Aa and Epsilon Lupi Ab, have estimated masses of 13.24 and 11.46 times the mass of the Sun, respectively. The more di... | 10,825 | zeroshot-train |
GSC 02652-01324 [SEP] constellation | GSC 02652-01324
GSC 02652-01324 is an orange dwarf main sequence star approximately 523 light-years away in the constellation of Lyra (the Lyre).
Planetary system.
In 2004 the extrasolar planet TrES-1b was found to be orbiting this star by the Trans-Atlantic Exoplanet Survey using the transit method. The planet was det... | .
One of the most-studied exoplanets in the night sky is TrES-1b, in orbit around the star GSC 02652-01324. Detected from a transit of its parent star, the planet has around 3/4 the mass of Jupiter, yet orbits its parent star in only three days. The transits have been reported to have anomalies multiple times. Original... | 10,826 | zeroshot-train |
Gamma Piscium [SEP] constellation | Gamma Piscium
Gamma Piscium (Gamma Psc, γ Piscium, γ Psc) is a star approximately 138 light years away from Earth, in the zodiac constellation of Pisces. It is a yellow star with a spectral type of G8 III, meaning it has a surface temperature of 4,833 K and is a giant star. It is slightly cooler than the Sun, yet it is... | Ramparts", refers to an asterism consisting of Gamma Capricorni, Kappa Capricorni, Epsilon Capricorni, Delta Capricorni, Iota Aquarii, Sigma Aquarii, Lambda Aquarii, Phi Aquarii, 27 Piscium, 29 Piscium, 33 Piscium and 30 Piscium. Consequently, the Chinese name for Gamma Capricorni itself is (, ).
Nomenclature Namesake.... | 10,827 | zeroshot-train |
Gliese 282 [SEP] constellation | Gliese 282
Gliese 282 is a triple star system in the equatorial constellation of Monoceros. At a distance of 36 light years, this star has an apparent magnitude of 7.26 when viewed from Earth. It is not visible to the naked eye.
The Gl 282AB star system is composed of two K- type main-sequence stars. The primary compon... | 66, 122, 131, 168, 170, 173, 234, 282.
- Dunne, Aidan. 2008. Rare encounter with sculpture in the spotlight. Irish Times, 6 Feb.
- Kenny, Padraig. 2008. The French Connection. Sunday Tribune, 28 Sep p3.
- Dunne, Aidan, 2005. The Art of Geometry. Irish Times, 23 May, p. 10.
- Woods, Suzanne and Marshall, Catherine. 2005... | 10,828 | zeroshot-train |
HD 102272 c [SEP] constellation | HD 102272 c
HD 102272 c is an extrasolar planet approximately 1,200 light-years away in the constellation of Leo. The planet is orbiting the K-type giant star HD 102272. The planet was discovered by the radial velocity method, using the Hobby-Eberly Telescope. Another planet, HD 102272 b, was also discovered orbiting t... | 5.9 ± 0.2 times that of Jupiter.
See also.
- HD 102272 c | 10,829 | zeroshot-train |
HD 102350 [SEP] constellation | HD 102350
HD 102350 is a star in the constellation Centaurus. Its apparent magnitude is 4.10. | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,830 | zeroshot-train |
HD 111597 [SEP] constellation | HD 111597
HD 111597 (Bayer designation p Centauri / p Cen) is a star in the constellation Centaurus. It is a white A-type subgiant with an apparent magnitude of +4.90 and is approximately 400 light years from Earth. | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,831 | zeroshot-train |
HD 114613 [SEP] constellation | HD 114613
HD 114613 (Gliese 501.2) is a fifth magnitude yellow subgiant that lies approximately 67 light-years away in the constellation of Centaurus. The star is host to a long-period giant planet, and may possibly be orbited by more.
Stellar characteristics.
HD 114613 lies about eight arcminutes south-east of Iota Ce... | HD 114613 is an attractive target for radial velocity (RV)-based planet searches.
HD 114613 was one of the 37 targets of the first RV-based planet search in the southern hemisphere, the ESO-CES survey that spanned between 1992 and 1998. This survey did not detect any companion with several Jovian masses out to a few AU... | 10,832 | zeroshot-train |
HD 11964 b [SEP] constellation | HD 11964 b
HD 11964 b is an extrasolar planet, a gas giant like Jupiter approximately 110 light-years away in the constellation of Cetus. The planet orbits the yellow subgiant star HD 11964 in a nearly-circular orbit, taking over 5 years to complete a revolution around the star at a distance of 3.34 astronomical units.... | of the planets in the HD 11964 system, leading to some sources designating this planet as "HD 11964 c". In a recent review of the properties of multi-planet extrasolar planetary systems, the discovery team has stated that the correct designation for this planet is HD 11964 b. | 10,833 | zeroshot-train |
HD 134335 [SEP] constellation | HD 134335
HD 134335 is a giant star in the northern constellation of Boötes.
External links.
- HR 5640
- CCDM J15086 +2507
- Image HD 134335 | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,834 | zeroshot-train |
HD 156411 [SEP] constellation | HD 156411
HD 156411 is a 7th magnitude G-type main sequence star located approximately 179 light years away in the constellation Ara. This star is larger, hotter, brighter, and more massive than our Sun. Also its metal content is three-fourths as much as the Sun. In 2009, a gas giant planet was found in orbit around th... | la Cuesta (10 Dec 15571564 Died)
- Juan de San Millán (28 Jul 156411 Apr 1578 Died)
- Francisco Trujillo Garcia (5 Sep 157814 Nov 1592 Died)
- Juan Alonso Moscoso (30 Aug 15939 May 1603 Appointed, Bishop of Malaga)
- Andrés de Casso, O.P. (12 Jun 160313 May 1607 Died)
- Francisco Terrones del Caño (3 Mar 160813 Mar 161... | 10,835 | zeroshot-train |
HD 160529 [SEP] constellation | HD 160529
HD 160529 (V905 Scorpii) is a Luminous Blue Variable (LBV) star located in the constellation of Scorpius. With an apparent magnitude of around +6.8 cannot be seen with the naked eye except under very favourable conditions, but it's easy to see with binoculars or amateur telescopes.
Physical characteristics.
V... | 168607)
- V905 Scorpii (HD 160529)
- V1672 Aquilae (AFGL 2298)
- W1-243 (in Westerlund 1)
- V481 Scuti (LBV G24.73+0.69)
- GCIRS 34W
- MWC 930 (= V446 Scuti)
- Wray 16-137
- WS1 (discovered as WISE Shell 1)
- MN44
- MN48
LMC:
- S Doradus
- HD 269858 (= R127)
- HD 269006 (= R71)
- HD 269929 (= R143) | 10,836 | zeroshot-train |
HD 170469 b [SEP] constellation | HD 170469 b
HD 170469 b is a gas giant exoplanet located approximately 212 light-years away in the constellation Ophiuchus, orbiting the star HD 170469. This planet was discovered in April 2007. The star is 1.1 solar mass and the planet is at least 67% the mass of Jupiter, orbiting about half the distance of Jupiter fr... | HD 125612
HD 125612 is a yellow main sequence star located approximately 188 light years away in the constellation Virgo. It is rich in heavy elements and has three known planets in orbit around it. A red dwarf companion star was detected in 2009 at a projected separation of 4750 AU. The possibility of a much closer co... | 10,837 | zeroshot-train |
HD 173416 [SEP] constellation | HD 173416
HD 173416 is an intermediate-mass giant star in the constellation Lyra. It is a 6th magnitude star, relatively bright for its distance of about 440 light years from Earth.
Planetary system.
In January 2009, a planet of the star was discovered. This object was detected using the radial velocity method by searc... | was discovered in 2011. Visible to the naked eye are HD 173416, a yellow giant hosting a planet over twice the mass of Jupiter discovered in 2009; and HD 176051, a low-mass binary star containing another high-mass planet. Just short of naked-eye visibility is HD 178911, a triple system consisting of a close binary and ... | 10,838 | zeroshot-train |
HD 177830 [SEP] constellation | HD 177830
HD 177830 is a 7th magnitude binary star system located approximately 205 light-years away in the constellation of Lyra. The primary star is slightly more massive than our Sun, but cooler being a type K star. Therefore, it is a subgiant clearly more evolved than the Sun. In visual light it is four times brigh... | F9.
Determination of the metallicity of HD 108063 has only been made more recently, with the first value made photometrically in 2004. Their Fe/H of 0.66 dex is slightly higher than the spectroscopic value of Fe/H = 0.55 ± 0.06 dex, which corresponds to a metallicity of 3.54 times the solar value. This is one of the hi... | 10,839 | zeroshot-train |
HD 181342 b [SEP] constellation | HD 181342 b
HD 181342 b is an extrasolar planet orbiting the K-type star HD 181342 approximately 361 light years away in the constellation Sagittarius.
See also.
- HD 4313 b
- HD 206610 b
- HD 180902 b
- HD 136418 b
- HD 212771 b | HD 206610 b
HD 206610 b is an extrasolar planet orbiting the K-type star HD 206610 approximately 633 light years away in the constellation Aquarius.
See also.
- HD 4313 b
- HD 181342 b
- HD 180902 b
- HD 136418 b
- HD 212771 b | 10,840 | zeroshot-train |
HD 181433 c [SEP] constellation | HD 181433 c
HD 181433 c is an extrasolar planet located approximately 87 light years away in the constellation of Pavo, orbiting the star HD 181433. This planet has mass at least 0.64 times that of Jupiter and takes 962 days to orbit the star at an orbital distance of 1.76 AU or 263 Gm. However, the orbit is eccentric,... | termed a “hot Neptune”. The outer planet HD 47186 c orbits in a similar distance from the star as the asteroid Vesta, at around 2.4 AU. The inner planet orbits in a circular path while the outer planet orbits in an eccentric path.
See also.
- HD 181433
- HD 40307
- MOA-2007-BLG-192L | 10,841 | zeroshot-train |
HD 187734 [SEP] constellation | HD 187734
HD 187734 is double star in the equatorial constellation of Aquila. The primary is a magnitude 6.6 giant star, while the companion is a magnitude 9.4 A-type main sequence star. As of 2014, the pair had an angular separation of 5″ along a position angle of 99°.
External links.
- HIC 97709
- Image HD 187734
- C... | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,842 | zeroshot-train |
HD 196050 [SEP] constellation | HD 196050
HD 196050 is a star located in the constellation Pavo at a distance of 153 light years or 47 parsecs or 1.45 exameters away from the Solar System. This star has the apparent magnitude of 7.6 and the absolute magnitude is 4.2. It is a yellow main-sequence star of spectral type G3. The mass & radius are larger ... | HD 195019
HD 195019 (HIP 100970, SAO 106138) is a star system in the constellation of Delphinus. Star B is located approximately 150 AU from Star A. This star system is located away from the Sun, Earth and Solar System. It is a yellow dwarf or subgiant [G3IV-V].
Planetary system.
In 1998, a planet was discovered at Li... | 10,843 | zeroshot-train |
HD 200661 [SEP] constellation | HD 200661
HD 200661 is a K-type star in the constellation Equuleus. | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,844 | zeroshot-train |
HD 202259 [SEP] constellation | HD 202259
HD 202259 is a suspected variable star in the equatorial constellation of Aquarius. With an apparent magnitude of 6.39, according to the Bortle scale it is faintly visible to the naked eye from dark rural skies. It has a stellar classification of M1 III, and is a red giant located along the asymptotic giant b... | Image HD 202259 | 10,845 | zeroshot-train |
HD 210277 [SEP] constellation | HD 210277
HD 210277 is a 7th magnitude star in the constellation of Aquarius. It is a yellow dwarf star (spectral type G0V) with a mass around 0.92 times that of our Sun. Since its distance is about 70 light years, it is not visible to the unaided eye. With binoculars it is easily visible.
The star has a extrasolar pla... | HD 210277 b
HD 210277 b is an extrasolar planet orbiting the star HD 210277. It was discovered in September 1998 by the California and Carnegie Planet Search team using the highly successful radial velocity method. The planet is at least 24% more massive than Jupiter. The mean distance of the planet from the star is sl... | 10,846 | zeroshot-train |
HD 210434 [SEP] constellation | HD 210434
HD 210434 is a subgiant star in the equatorial constellation of Aquarius. According to the Bortle scale, an apparent magnitude of six means this star is faintly visible to the naked eye from dark rural skies. It is an estimated 630 million years old with 2.4 times the mass of the Sun.
External links.
- Image ... | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,847 | zeroshot-train |
HD 215497 b [SEP] constellation | HD 215497 b
HD 215497 b is an extrasolar planet which orbits the K-type main sequence star HD 215497, located approximately 142 light years away in the constellation Tucana. This planet has at least 6.6 times the mass of Earth. This planet was detected by HARPS on October 19, 2009, together with 29 other planets, inclu... | light-years away with a super-Earth planet with an orbital period of around 15 days. HD 215497 is an orange star of spectral type K3V around 142 light-years distant. It is orbited by a hot super-Earth every 3 days and a second planet around the size of Saturn with a period of around 567 days. HD 221287 has a spectral t... | 10,848 | zeroshot-train |
HD 216770 [SEP] constellation | HD 216770
HD 216770 is an 8th magnitude star located approximately 124 light-years away in the constellation of Piscis Austrinus. It is an orange dwarf (spectral type K1 V), and is somewhat dimmer and cooler than our Sun.
In 2003 a planet was announced orbiting it by the Geneva Extrasolar Planet Search Team.
See also.
... | in the constellation. HD 205739 is a yellow-white main sequence star of spectral type F7 V that has a planet around 1.37 times as massive as Jupiter orbiting it with a period of 279 days, and a suggestion of a second planet. HD 216770 is an orange dwarf accompanied by a Jupiter-like plaent every 118 days.. HD 207832 is... | 10,849 | zeroshot-train |
HD 219134 b [SEP] constellation | HD 219134 b
HD 219134 b (or HR 8832 b) is one of at least five exoplanets orbiting HR 8832, a main-sequence star in the constellation of Cassiopeia. As of July 2015, super-Earth HD 219134 b, with a size of about 1.6 , and a density of 6.4 g/cm, was reported as the closest rocky exoplanet to the Earth, at 21.25 light-ye... | (compared to the distance of Mercury from the Sun, which is about 0.38 AU).
Characteristics Atmosphere.
In 2017, it was predicted that HD 219134 b and HD 219134 c likely have atmospheres that are secondary in nature, based on the compositions of the planets and the potential for atmospheric escape. For HD 219134 b, the... | 10,850 | zeroshot-train |
HD 219659 [SEP] constellation | HD 219659
HD 219659 is suspected variable star in the equatorial constellation of Aquarius.
External links.
- Image HD 219659 | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,851 | zeroshot-train |
HD 23596 b [SEP] constellation | HD 23596 b
HD 23596 b is an exoplanet approximately 170 light years away in the constellation Perseus. The planet is very massive, at least 7.8 times that of Jupiter, classifying as mid-superjovian. Based on its mass, the planet would probably be a gas giant with no solid surface. The planet orbits at the average dista... | HD 7924 b
HD 7924 b is an extrasolar planet located approximately 55 light years away in the constellation of Cassiopeia, orbiting the 7th magnitude K-type main sequence (slightly metal poor) star HD 7924. It was published on January 28, 2009 and is the second planet discovered in the constellation Cassiopeia. Two addi... | 10,852 | zeroshot-train |
HD 28254 [SEP] constellation | HD 28254
HD 28254 is an 8th magnitude G-type main sequence star located approximately 178 light years away in the constellation Dorado. This star is larger, cooler, brighter, and more massive than our Sun. Also its metal content is 2.3 times as much as the Sun. In 2009, a gas giant planet was found in orbit around the ... | sequence. It is estimated to have a mass 11% larger than the Sun's, a radius 57% larger, and an age around 7.8 billion years. It has a luminosity of 1.57 times the solar luminosity and an effective temperature of about 5,600 K. HD 28254 has a low activity level and a larger metallicity than the Sun, with 2.3 times the ... | 10,853 | zeroshot-train |
HD 30442 [SEP] constellation | HD 30442
HD 30442 is a asymptotic giant branch star in the northern constellation of Camelopardalis.
External links.
- HR 1527
- Image HD 30442
- CCDM J04521+6331 | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,854 | zeroshot-train |
HD 33564 [SEP] constellation | HD 33564
HD 33564 is a 5th magnitude star located approximately 68 light-years away in the constellation of Camelopardalis. It is an F-type main sequence, indicating that the star is hotter and more massive than our Sun. The age of the star is only 3 Ga; despite of this, the star is only 76% the solar abundance of iron... | as their F9 V standard. Eta Cassiopeiae A should probably be avoided as a standard star because it was often considered F9 V in Keenan's publications, but G0 V in Morgan's publications.
Planets.
Some of the nearest F-type stars known to have planets include Upsilon Andromedae, Tau Boötis, HD 10647, HD 33564, HD 142, HD... | 10,855 | zeroshot-train |
HD 35520 [SEP] constellation | HD 35520
HD 35520 is a star in association in the constellation Auriga. Located around 645 parsecs distant, it shines with a luminosity approximately 1355 times that of the Sun and has a surface temperature of 7068 K. | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,856 | zeroshot-train |
HD 39225 [SEP] constellation | HD 39225
HD 39225, also known as HR 2028, is a variable star in the northern constellation Auriga, located around 620 light years away from the Sun. It is visible to the naked eye as a faint, red-hued star with an apparent visual magnitude of around 6.04. This is a suspected runaway star that is moving away from the Su... | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,857 | zeroshot-train |
HD 40307 b [SEP] constellation | HD 40307 b
HD 40307 b is an extrasolar planet orbiting the star HD 40307, located 42 light-years away in the direction of the southern constellation Pictor. The planet was discovered by the radial velocity method, using the European Southern Obervatory's HARPS apparatus, in June 2008. It is the second smallest of the p... | 40307 d was discovered through the Doppler spectroscopy method, which functions by measuring the variations in radial velocity in a star produced by the gravitational effect of orbiting exoplanets. The radial velocities were measured by the High Accuracy Radial Velocity Planet Searcher spectrography system (HARPS) at t... | 10,858 | zeroshot-train |
HD 43197 [SEP] constellation | HD 43197
HD 43197 is a 9th magnitude G-type main sequence or subgiant star located approximately 180 light years away in the constellation Canis Major. This star is larger, cooler, fainter, and less massive than our Sun. Also its metal content is five halves as much as the Sun. In 2009, a gas giant planet was found in ... | Battery D was reinforced to its authorized wartime strength.
Detachments from Btry A formed Btry 80-X in December 1941; a second detachment helped form the 804th CA (HD) Btry (Sep). Btry F at Sand Is. was designated the 807th CA (HD) Btry (Sep), while a second detachment helped organize the 715th CA (HD) Btry (Sep) 10-... | 10,859 | zeroshot-train |
HD 43587 [SEP] constellation | HD 43587
HD 43587 is a stellar system approximately 63 light-years away in the constellation of Orion, visible to the naked eye. The system comprises four individual stars, with two widely separated binaries forming a quadruple system.
Components.
HD 43587, being a bright, nearby, high proper motion solar-type star, ha... | first observed in 1990, has very similar proper motion to the primary, meaning that it is indeed a companion. Designated HD 43587 B, the star was found to be a faint M-dwarf.
Because of the star's brightness and position in the vicinity of the constellation of Monoceros, HD 43587 A was selected as one of the primary CO... | 10,860 | zeroshot-train |
HD 43691 [SEP] constellation | HD 43691
HD 43691 is a G-type star with magnitude +8.03 located approximately 280 light-years away in the constellation Auriga. This yellow star is about to stop thermonuclear hydrogen-fusion in its core and eventually expand to become a red giant.
Planetary system.
In July 2007, the star is found to have a giant plane... | , a G5IV type star 49 parsecs away. It has a mass of 1.02 solar masses and a radius of 1.27 solar radii. HD 43691 b is a significantly larger planet, with a mass of 2.49 Jupiter masses; it is also far closer to its parent star, HD 43691. Discovered in 2007 from radial velocity measurements, it orbits at a distance of 0... | 10,861 | zeroshot-train |
HD 47536 [SEP] constellation | HD 47536
HD 47536, also known as HR 2447, is a 5th magnitude K-type giant star located approximately 400 light-years away in the constellation of Canis Major. The exact mass of the star is unknown, either 1.1 or 3 M. As of 2007, two planets are known in orbit around the lowest metallicity star.
Planetary system.
Setiaw... | HD 47536 b
HD 47536 b is an extrasolar planet located approximately 400 light-years awayIts inclination and thereby true mass is being calculated via astrometry with Hubble. The astrometricians expect publication by mid-2009.
See also.
- HD 47536 c | 10,862 | zeroshot-train |
HD 47536 c [SEP] constellation | HD 47536 c
HD 47536 c is an extrasolar planet located approximately 396 light-years away in the constellation of Canis Major, orbiting the star HD 47536. Like HD 47536 b, mass and semimajor axis are not exactly known. The mass can either be 6.98 or 13.61 M and semimajor axis of 3.72 or 5.20 AU, both depending on the ma... | HD 47536 b
HD 47536 b is an extrasolar planet located approximately 400 light-years awayIts inclination and thereby true mass is being calculated via astrometry with Hubble. The astrometricians expect publication by mid-2009.
See also.
- HD 47536 c | 10,863 | zeroshot-train |
HD 66141 [SEP] constellation | HD 66141
HD 66141, also known as HR 3145 and 50 G. Canis Minoris, is star in the constellation Canis Minor. It is an orange K-type giant, approximately 254 light years from Earth. Its apparent magnitude is +4.39.
When first catalogued it was in the Puppis constellation and was designated "13 Puppis", but it subsequentl... | Star is a ninth-magnitude red dwarf and the Solar System's next closest stellar neighbour in the constellation after Procyon. The fourth-magnitude HD 66141, which has evolved into an orange giant towards the end of its life cycle, was discovered to have a planet in 2012. There are two faint deep-sky objects within the ... | 10,864 | zeroshot-train |
HD 6718 b [SEP] constellation | HD 6718 b
HD 6718 b (also known as HIP 5301 b) is an extrasolar planet which orbits the G-type main sequence star HD 6718, located approximately 168 light years away in the constellation Cetus. This planet has at least five-thirds the mass of Jupiter and takes nearly seven years to orbit the star at a semimajor axis of... | HD 7924 b
HD 7924 b is an extrasolar planet located approximately 55 light years away in the constellation of Cassiopeia, orbiting the 7th magnitude K-type main sequence (slightly metal poor) star HD 7924. It was published on January 28, 2009 and is the second planet discovered in the constellation Cassiopeia. Two addi... | 10,865 | zeroshot-train |
HD 70573 b [SEP] constellation | HD 70573 b
HD 70573 b is a superjovian planet orbiting the youngest RV host star HD 70573 approximately 149 light-years away in the constellation of Hydra. The discovery of the planet is important because it enables the study of debris disks around young stars in relation to presence of planets.
References.
- web prepr... | HD 7924 b
HD 7924 b is an extrasolar planet located approximately 55 light years away in the constellation of Cassiopeia, orbiting the 7th magnitude K-type main sequence (slightly metal poor) star HD 7924. It was published on January 28, 2009 and is the second planet discovered in the constellation Cassiopeia. Two addi... | 10,866 | zeroshot-train |
HD 82943 [SEP] constellation | HD 82943
HD 82943 (164 G. Hydrae) is a yellow dwarf star approximately 89 light-years away in the constellation of Hydra. Two extrasolar planets have been confirmed to be orbiting it, and it is thought that the system had more giant planets that were "swallowed" by the parent star. HD 82943 is estimated at roughly 1.15... | HD 168746 b
HD 168746 b is an extrasolar planet orbiting the star HD 168746. It has a minimum mass about one fourth that of Jupiter, so it is most likely a gas giant. It orbits very near the star in a so-called "torch orbit" completing one revolution in only about six and half days.
See also.
- HD 108147 b
- HD 130322 ... | 10,867 | zeroshot-train |
HD 83443 [SEP] constellation | HD 83443
HD 83443 is an orange dwarf star approximately 134 light-years away in the constellation of Vela. As of 2000, at least one extrasolar planet has been confirmed to be orbiting the star.
Planetary system.
The planet HD 83443 b was discovered in 2000 by the Geneva Extrasolar Planet Search Team led by Michel Mayor... | star. This hot Jupiter is likely to be slightly larger than Jupiter in radius.
In 2000, the same year that planet b was found, another planet around HD 83443 was announced by the Geneva Team. The new planet was designated as "HD 83443 c". It had a mass smaller than planet b and a short, very eccentric orbit. Its orbita... | 10,868 | zeroshot-train |
HD 85951 [SEP] constellation | HD 85951
HD 85951, also designated HR 3923 and formally named Felis , is a star in the constellation of Hydra. Its apparent magnitude is 4.95. Based on parallax measurements it is about 530 light-years (162 parsecs) from the Sun.
Nomenclature.
HD 85951 is the star's entry in the Henry Draper Catalogue and HR 3923 that ... | brightest star, HD 85951, was named "Felis" by the International Astronomical Union on 1 June 2018 and it is now so included in the List of IAU-approved Star Names.
See also.
- Former constellations
External links.
- Felis constellation, Ian Ridpath's Star Tales | 10,869 | zeroshot-train |
HD 87883 b [SEP] constellation | HD 87883 b
HD 87883 b is an extrasolar planet which orbits the K-type main sequence star HD 87883, located approximately 59 light years away in the constellation Leo Minor. It is a long-period planet, taking seven and a half years to orbit the star at the average distance of 3.60 AU. However this planet orbits in a ver... | 17 but does so at shorter intervals than other dwarf novae.
Two stars with planetary systems have been found. HD 87883 is an orange dwarf of magnitude 7.57 and spectral type K0V 18 parsecs distant from Earth. With a diameter three quarters that of Earth's sun, it is only 31 percent as luminous. It is orbited by a plane... | 10,870 | zeroshot-train |
HD 93250 [SEP] constellation | HD 93250
HD 93250 is a highly luminous hot blue binary star in the Carina Nebula in the constellation Carina.
Location.
HD 93250 is one of the brightest stars in the region of the Carina Nebula. It is only 7.5 arc-minutes from the famous Eta Carinae and HD 93250 is considered to be a member of the same loose open clust... | for example HD 93268 and HDE 303311, but relatively few faint stars. It has been proposed that these bright stars are the core of a separate cluster called Collinder 232, but the lack of any concentration of fainter stars in the area makes it more likely that Collinder 232 is not a real cluster and HD 93250 is just an ... | 10,871 | zeroshot-train |
HD 96700 [SEP] constellation | HD 96700
HD 96700 is the "Henry Draper Catalogue" designation for a star in the equatorial constellation of Hydra. It has an apparent visual magnitude of 6.51, which puts it below the limit that can be seen with the naked eye by a typical observer. (According to the Bortle scale, it is possible for some observers to se... | that are presumed to be caused by gravitational perturbations from orbiting objects. The innermost planet, HD 96700 b, is orbiting close to the star at a distance of roughly 0.08 AU with a brief orbital period of 8.13 days. It has at least nine times the mass of the Earth, and so may be a Neptune-like planet. But until... | 10,872 | zeroshot-train |
HIP 70849 b [SEP] constellation | HIP 70849 b
HIP 70849 b is an extrasolar planet which orbits the K-type main sequence star HIP 70849, located approximately 78 light years away in the constellation Lupus. This planet has more than five times the mass of Jupiter and takes more than 3000 days to orbit the star at a semimajor axis of more than 3.5 AU. Ho... | HIP 116454 b
HIP 116454 b, or K2-2 b, is an exoplanet orbiting the star HIP 116454, from Earth toward the constellation Pisces. It is in diameter and 12 times as massive as Earth. It was discovered by the NASA "Kepler" spacecraft, and is the first exoplanet discovered during "Kepler" K2 mission. The discovery was annou... | 10,873 | zeroshot-train |
Holmberg II [SEP] constellation | Holmberg II
Holmberg II is a dwarf galaxy in the constellation Ursa Major. Its apparent magnitude is 11,1 and it is 11 million light years away from Earth. The galaxy is dominated by huge glowing gas bubbles, which are regions of star formation.
Holmberg II also hosts an ultraluminous X-ray source. One hypothesis sugge... | Holmberg 15A
Holmberg 15A is a supergiant elliptical galaxy and the central dominant galaxy of the Abell 85 galaxy cluster in the constellation Cetus, about 700 million light-years from Earth. It was discovered c. 1937 by Erik Holmberg. It briefly shot to fame when it was reported to have the largest core ever observed... | 10,874 | zeroshot-train |
IC 1517 [SEP] constellation | IC 1517
IC 1517 is an elliptical galaxy, of apparent magnitude +13.8, in the constellation Pisces. The galaxy is south and west of Gamma Piscium, just south of the ecliptic, and north of the constellation Aquarius. It has a redshift of 0.02449.
External links.
- http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=IC+1517... | SEC, Sep. 2004 – )
- Benjamin S. Santos (IC, August 2004 – October 2005)
"2005–2007":
- Amando M. Tetangco, Jr. (BSP, July 2005 – )
- Fe B. Barin (SEC, Sep. 2004 – )
- Evangeline C. Escobillo (IC, October 2005 – August 2007)
"2007–2010":
- Amando M. Tetangco, Jr. (BSP, July 2005 – )
- Fe B. Barin (SEC, Sep. 2004 -)
- E... | 10,875 | zeroshot-train |
IC 167 [SEP] constellation | IC 167
IC 167 is a barred spiral galaxy in the constellation of Aries. It was first reported by Bigourdan in 1891 and included in Dreyer's first "Index Catalogue".
Galaxy group information.
IC 167 is a member of the NGC 697 group. There is some evidence that IC 167 is interacting with nearby NGC 694 as they seem to sha... | SEC, Sep. 2004 – )
- Benjamin S. Santos (IC, August 2004 – October 2005)
"2005–2007":
- Amando M. Tetangco, Jr. (BSP, July 2005 – )
- Fe B. Barin (SEC, Sep. 2004 – )
- Evangeline C. Escobillo (IC, October 2005 – August 2007)
"2007–2010":
- Amando M. Tetangco, Jr. (BSP, July 2005 – )
- Fe B. Barin (SEC, Sep. 2004 -)
- E... | 10,876 | zeroshot-train |
IC 2149 [SEP] constellation | IC 2149
IC 2149 is a planetary nebula in the constellation of Auriga. It is a small, bright planetary nebula with something to offer in telescopes of most sizes.
Characteristics.
Visually it has an apparent magnitude of 10.6 and an apparent size of 12 arc seconds and like other objects of its class a nebular filter may... | CFBDSIR 2149−0403
CFBDSIR 2149-0403 (full designation CFBDSIR J214947.2-040308.9) is a free-floating planetary-mass object or possibly a high-metallicity, low-mass brown dwarf in the constellation Dorado. Originally, it was thought to be part of the AB Doradus moving group (ABDMG) as indicated by its position and prope... | 10,877 | zeroshot-train |
IC 2220 [SEP] constellation | IC 2220
IC 2220, also known as the Toby Jug Nebula, is a reflection nebula located 1200 light years away in the southern constellation of Carina. | WISE 2220−3628
WISE J222055.31−362817.4 (designation abbreviated to WISE 2220−3628) is a brown dwarf of spectral class Y0, located in constellation Grus at approximately 26 light-years from Earth.
Discovery.
WISE 2220−3628 was discovered in 2012 by J. Davy Kirkpatrick et al. from data, collected by Wide-field Infrared ... | 10,878 | zeroshot-train |
IC 2602 [SEP] constellation | IC 2602
IC 2602, generally known as the Southern Pleiades or Theta Carinae Cluster, is an open cluster in the constellation Carina that was discovered by Abbe Lacaille in 1751 from South Africa. Easily seen with the naked eye, this cluster is one of the closest to us, whose distance is about 167.7 parsecs (547 light-ye... | -Diagram is about 13.7 million years. IC 2602 stars are also all likely a part of the Lower Scorpius-Centaurus Association.
References.
- Space.com
External links.
- The Southern Pleaides @ SEDS IC objects pages
- Image Southern Pleiades(IC 2602) | 10,879 | zeroshot-train |
Kepler-10 [SEP] constellation | Kepler-10
Kepler-10, formerly known as KOI-72, is a Sun-like star in the constellation of Draco that lies 187 parsecs (608 light years) from Earth. Kepler-10 was targeted by NASA's Kepler spacecraft, as it was seen as the first star identified by the Kepler mission that could be a possible host to a small, transiting e... | -sequence star in the constellation Cygnus, as detected by Kepler, while searching for exoplanets. Various hypotheses have been presented, including comets, asteroids, and an alien civilization.
Mission results 2016.
By May 10, 2016, the Kepler mission had verified 1,284 new planets. Based on their size, about 550 coul... | 10,880 | zeroshot-train |
Kepler-442b [SEP] constellation | Kepler-442b
Kepler-442b (also known by its Kepler object of interest designation "KOI-4742.01") is a confirmed near-Earth-sized exoplanet, likely rocky, orbiting within the habitable zone of the K-type main-sequence star Kepler-442, about 1,206 light-years (370 parsecs), from Earth in the constellation Lyra. The planet... | Arecibo Observatory and Green Bank Telescope.
See also.
- List of potentially habitable exoplanets
- Kepler-62f
- Kepler-186f
- Kepler-452b
- Kepler-440b
- Kepler-438b
External links.
- NASA – Mission overview.
- NASA – Kepler Discoveries – Summary Table.
- NASA – Kepler-442b at The NASA Exoplanet Archive.
- NASA – Kep... | 10,881 | zeroshot-train |
Kepler-68c [SEP] constellation | Kepler-68c
Kepler-68c is an Earth-sized planet orbiting the star Kepler-68 in the constellation of Cygnus. It was discovered by planetary-transit methods by the Kepler space telescope in February 2013. It has a mass of 4.8 times that of Earth (0.015 M) and a radius of 0.953 Earth radii. It has an orbital period of 9.60... | terrestrial planets List of terrestrial exoplanets.
The following exoplanets have a density of at least 5 g/cm and a mass below Neptune's and are thus very likely terrestrial:
Kepler-10b, Kepler-20b, Kepler-36b, Kepler-48d, Kepler 68c, Kepler-78b, Kepler-89b, Kepler-93b, Kepler-97b, Kepler-99b, Kepler-100b, Kepler-101c... | 10,882 | zeroshot-train |
Lambda Aquarii [SEP] constellation | Lambda Aquarii
Lambda Aquarii (λ Aqr, λ Aquarii), informally known as Hydor , is the Bayer designation for a star in the equatorial constellation of Aquarius. The apparent visual magnitude of this star is 3.722, which is bright enough to be visible with the naked eye. It is roughly from Earth.
Properties.
Lambda Aquari... | now so included in the List of IAU-approved Star Names.
In Chinese, (), meaning "Palace Guard", refers to an asterism consisting of Delta Aquarii, 29 Aquarii, 35 Aquarii, 41 Aquarii, 47 Aquarii, 49 Aquarii, Lambda Piscis Austrini, HD 212448, Epsilon Piscis Austrini, 21 Piscis Austrini, 20 Piscis Austrini, Upsilon Aquar... | 10,883 | zeroshot-train |
Lambda Centauri [SEP] constellation | Lambda Centauri
Lambda Centauri (λ Cen, λ Centauri) is a star in the southern circumpolar constellation of Centaurus. It has an apparent visual magnitude of +3.13, which is bright enough to be seen with the naked eye from the southern hemisphere and places it among the brighter members of this constellation. The star i... | Cru") and Beta Crucis ("β Cru"), the two brightest stars in the constellation Crux, the Southern Cross, Epsilon Carinae ("ε Car") in Carina, Lambda Scorpii ("λ Sco") in Scorpius and Sigma Sagittarii ("σ Sgr") in Sagittarius. After all twenty-four Greek letters have been assigned, upper and lower case Latin letters are ... | 10,884 | zeroshot-train |
Lambda Geminorum [SEP] constellation | Lambda Geminorum
Lambda Geminorum, Latinized from λ Geminorum, is a class A3, fourth-magnitude star in the constellation Gemini. It is located about 101 light-years from Earth.
Lambda Geminorum was a suspected variable star, but is now confirmed as constant. It is a main sequence star, larger and hotter than the sun. I... | name "Mekbuda" for the component WDS J07041+2034 Aa on 12 September 2016 and it is now so included in the List of IAU-approved Star Names.
In Chinese, (), meaning "Well (asterism)", refers to an asterism consisting of Zeta Geminorum, Mu Geminorum, Gamma Geminorum, Nu Geminorum, Xi Geminorum, Epsilon Geminorum, 36 Gemin... | 10,885 | zeroshot-train |
Lambda Ursae Minoris [SEP] constellation | Lambda Ursae Minoris
Lambda Ursae Minoris (λ UMi, λ Ursae Minoris) is a star in the constellation Ursa Minor. It is an M-type red giant with an apparent magnitude of +6.38 and is approximately 880 light years from Earth.
Lambda Ursae Minoris is an asymptotic giant branch (AGB) star, a star that has exhausted its core h... | , while his countryman Johann Elert Bode subsequently added iota to phi. Only lambda and pi remain in use, likely because of their proximity to the north celestial pole. Within the constellation's borders, there are 39 stars brighter than or equal to apparent magnitude 6.5.
Marking the Little Bear's tail, Polaris, or A... | 10,886 | zeroshot-train |
MOA-2008-BLG-310L [SEP] constellation | MOA-2008-BLG-310L
MOA-2008-BLG-310L is a 23rd magnitude star located at least 20000 light years away in the constellation Scorpius. This star has mass 0.67 solar masses which imply that it could probably be a late K-type star. In 2009 during the microlensing event, a planet was found orbiting this star at a distance of... | MOA-2007-BLG-400Lb
MOA-2007-BLG-400Lb is an extrasolar planet located approximately 20000 light-years away in the constellation of Sagittarius, orbiting the star MOA-2007-BLG-400L. This planet was detected on September 18, 2008 by the gravitational microlensing by Dong. It has mass between 50% to 130% of Jupiter and or... | 10,887 | zeroshot-train |
Messier 41 [SEP] constellation | Messier 41
Messier 41 (also known as M41 or NGC 2287) is an open cluster in the constellation Canis Major. It was discovered by Giovanni Batista Hodierna before 1654 and was perhaps known to Aristotle about 325 BC. M41 lies about four degrees almost exactly south of Sirius, and forms a triangle with it and Nu Canis Maj... | 33), and 41 (22).
- the lim sup of the largest finite subgroup of the mapping class group of a genus "g" surface divided by "g".
A hepteract is a seven-dimensional hypercube with 84 penteract 5-faces.
In astronomy.
- Messier object M84, a magnitude 11.0 lenticular galaxy in the constellation Virgo
- The New General Cat... | 10,888 | zeroshot-train |
Messier 84 [SEP] constellation | Messier 84
Messier 84 or M84, also known as NGC 4374, is an elliptical or lenticular galaxy in the constellation Virgo. Charles Messier discovered Messier 84 on 18 March 1781 in a systematic search for "nebulous objects" in the night sky. The object is the 84th in the Messier Catalogue. M84 is situated in the heavily p... | ) within its borders 5° to 12° west of ε Vir (Vindemiatrix), this constellation is especially rich in galaxies.
Some examples are Messier 49 (elliptical), Messier 58 (spiral), Messier 59 (elliptical), Messier 60 (elliptical), Messier 61 (spiral), Messier 84 (lenticular), Messier 86 (lenticular), Messier 87 (elliptical ... | 10,889 | zeroshot-train |
Mu Cephei [SEP] constellation | Mu Cephei
Mu Cephei (μ Cep, μ Cephei), also known as Herschel's Garnet Star, is a red supergiant or hypergiant star in the constellation Cepheus. It appears garnet red and is located at the edge of the IC 1396 nebula. Since 1943, the spectrum of this star has served as the M2 Ia standard by which other stars are classi... | in this constellation, Mu Cephei and VV Cephei A.
V419 Cephei has a mass 16.6 solar masses, above the limit beyond which stars end their lives as supernovae. The life of such massive stars is very short. Despite its advanced evolutionary state, V419 Cephei is only 10 million years old.
Billed as an irregular variable s... | 10,890 | zeroshot-train |
Mu Coronae Australis [SEP] constellation | Mu Coronae Australis
Mu Coronae Australis (μ CrA) is a star located in the constellation Corona Australis. Its apparent magnitude is 5.217. Parallax measurements by Hipparcos put it at 400 light-years, or 121 parsecs away.
Mu Coronae Australis is a G-type giant star with an absolute magnitude of -0.37. Its mass is 3.06... | by smog with air quality in the area dropping to critical levels. Seven cold-related deaths were reported in Italy as of 9 January, mainly of homeless people, and parts of the country experienced exceptional falls of snow, high winds and freezing temperatures. Several airports were closed, including those in Sicily, Ba... | 10,891 | zeroshot-train |
Mu Herculis [SEP] constellation | Mu Herculis
Mu Herculis (μ Herculis) is a nearby star system about 27.1 light years from Earth in the constellation Hercules. Its main star, Mu Herculis A is fairly similar to the Sun although more highly evolved with a stellar classification of G5 IV. Since 1943, the spectrum of this star has served as one of the stab... | the enclosure, consisting of Delta Herculis, Lambda Herculis, Mu Herculis, Omicron Herculis, 112 Herculis, Zeta Aquilae, Theta Serpentis, Eta Serpentis, Nu Ophiuchi, Xi Serpentis and Eta Ophiuchi. Consequently, the Chinese name for Delta Herculis itself is (, ), and represents the state of Wei (魏), together with 33 Cap... | 10,892 | zeroshot-train |
NGC 1134 [SEP] constellation | NGC 1134
NGC 1134 is a spiral galaxy in the Aries constellation. It has a highly inclined disk, with respect to the line of sight from Earth. There is a weak outer extension of the spiral structure in this galaxy. It has been listed in the Arp Atlas of Peculiar Galaxies (Arp number 200), under the "Galaxies with materi... | analysis. It has a small and distant companion about 7' to the south.
External links.
- NGC 1134
- Image NGC 1134 | 10,893 | zeroshot-train |
NGC 12 [SEP] constellation | NGC 12
NGC 12 is a spiral galaxy in the Pisces constellation. It was discovered by William Herschel on December 6 1790. | NGC 171
NGC 171 is a barred spiral galaxy with an apparent magnitude of 12, located around 3 million light-years away in the constellation Cetus. The galaxy has 2 main medium-wound arms, with a few minor arms, and a fairly bright nucleus and bulge. It was discovered on 20 October 1784 by William Herschel. It is also kn... | 10,894 | zeroshot-train |
NGC 120 [SEP] constellation | NGC 120
NGC 120 is a lenticular galaxy of type SB0? pec? with an apparent magnitude of 13.4 located in the constellation Cetus. It was descovered on 27 September 1880 by Wilhelm Tempel.
See also.
- List of NGC objects | NGC 1858
NGC 1858 (also known as ESO 56-SC74) is a bright, large, irregular open cluster and emission nebula. It is found in the Dorado constellation. It is located in the Large Magellanic Cloud. It was first discovered by James Dunlop on August 3, 1826 and was first recorded as Dunlop 120. John Herschel recorded it on... | 10,895 | zeroshot-train |
NGC 13 [SEP] constellation | NGC 13
NGC 13 is a spiral galaxy in the constellation Andromeda. It was discovered on November 26, 1790 by William Herschel | NGC 520
NGC 520 is a pair of colliding spiral galaxies about 78 million light-years away in the constellation Pisces and were discovered by astronomer William Herschel on 13 December 1784. The object has an H II nucleus.
See also.
- Interacting galaxies
- List of NGC objects (1–1000)
- Pisces (constellation)
External l... | 10,896 | zeroshot-train |
NGC 1316 [SEP] constellation | NGC 1316
NGC 1316 (also known as Fornax A) is a lenticular galaxy about 60 million light-years away in the constellation Fornax It is a radio galaxy and at 1400 MHz is the fourth-brightest radio source in the sky.
Structure and formation.
In the late 1970s, François Schweizer studied NGC 1316 extensively and found that... | NGC 6039
NGC 6039 is a massive lenticular galaxy located about 460 million light-years away in the constellation Hercules. NGC 6039 was discovered by astronomer Édouard Stephan on June 27, 1870 and later rediscovered by astronomer Lewis Swift on June 27, 1886. NGC 6039 is member of the Hercules Cluster, which is part o... | 10,897 | zeroshot-train |
NGC 1856 [SEP] constellation | NGC 1856
NGC 1856 is a young, massive star cluster similar to a "blue globular cluster" in the Magellanic Clouds in the constellation Dorado. Its age is estimated to be 80 million years. The object was discovered in 1826 by James Dunlop with a 9-inch reflecting telescope. | NGC 2857
NGC 2857 (also known as Arp 1 and PGC 26666) is a spiral galaxy in the constellation Ursa Major. It was discovered on January 9, 1856 by R. J. Mitchell.
NGC 2857 is the first object in Halton Arp's Atlas of Peculiar Galaxies, and one of six Arp objects in the 'Low Surface Brightness Galaxies' section. The othe... | 10,898 | zeroshot-train |
NGC 2242 [SEP] constellation | NGC 2242
NGC 2242 is a planetary nebula in the constellation Auriga. It was discovered by Lewis A. Swift on November 24, 1886, and was thought to be a galaxy until a study published in 1987 showed it to be a planetary nebula. The nebula is located about 6,500 light-years away, and about 1,600 light-years above the gala... | NGC 48
The New General Catalogue object NGC 48 is a barred spiral galaxy located approximately 79.3 million light-years from the Solar System in the constellation Andromeda.
See also.
- Spiral galaxy
- List of NGC objects (1–1000)
- Andromeda (constellation)
External links.
- http://spider.seds.org/ngc/ngc.cgi?48
- htt... | 10,899 | zeroshot-train |
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