A dwarf star is a star of relatively small size and low luminosity. Most main sequence stars are dwarf stars. The meaning of the word "dwarf" was later...
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A red dwarf is the smallest kind of star on the main sequence. Red dwarfs are by far the most common type of fusing star in the Milky Way, at least in...
36 KB (4,244 words) - 21:44, 20 September 2024
binary star. There are currently thought to be eight white dwarfs among the hundred star systems nearest the Sun. The unusual faintness of white dwarfs was...
153 KB (17,798 words) - 02:27, 20 September 2024
G-type main-sequence star (spectral type: G-V), also often, and imprecisely, called a yellow dwarf, or G star, is a main-sequence star (luminosity class...
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brown dwarfs were fruitless. In 1988, however, a faint companion to the white dwarf star GD 165 was found in an infrared search of white dwarfs. The spectrum...
160 KB (17,598 words) - 12:19, 30 September 2024
A K-type main-sequence star, also referred to as a K-type dwarf, or orange dwarf, is a main-sequence (hydrogen-burning) star of spectral type K and luminosity...
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to maintain hydrogen-burning nuclear fusion. A white dwarf is what remains of a main sequence star of low or medium mass (below approximately 9 to 10 solar...
10 KB (1,142 words) - 05:00, 25 July 2024
habitability of red dwarf systems is determined by a large number of factors. Modern evidence suggests that planets in red dwarf systems are unlikely...
46 KB (5,537 words) - 04:36, 9 August 2024
main-sequence star is referred to as a dwarf star, this class of star may also be termed a yellow-white dwarf (not to be confused with white dwarfs, remnant...
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smaller geography) Dwarf galaxy Dwarf planet Dwarf star Dwarf, Kentucky DWARF, a debugging data format PYGMIES + DWARFS arguments Dwarf star Dwarven language...
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Teegarden's Star /ˈtiːɡɑːrdənz/ (SO J025300.5+165258, 2MASS J02530084+1652532, LSPM J0253+1652) is an M-type red dwarf star in the constellation Aries...
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Barnard's Star is a small red dwarf star in the constellation of Ophiuchus. At a distance of 5.96 light-years (1.83 pc) from Earth, it is the fourth-nearest-known...
55 KB (5,196 words) - 21:28, 1 October 2024
List of nearest stars (redirect from List of nearest stars and brown dwarfs)
This list covers all known stars, white dwarfs, brown dwarfs, and sub-brown dwarfs within 20 light-years (6.13 parsecs) of the Sun. So far, 131 such objects...
116 KB (5,343 words) - 19:27, 2 October 2024
Red Dwarf is a British science fiction comedy programme created by Rob Grant and Doug Naylor, consisting of a sitcom that aired on BBC Two between 1988...
147 KB (13,634 words) - 19:01, 22 September 2024
diagram Spectral type O B A F G K M L T Brown dwarfs White dwarfs Red dwarfs Subdwarfs Main sequence ("dwarfs") Subgiants Giants Red giants Blue giants Bright...
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An A-type main-sequence star (AV) or A dwarf star is a main-sequence (hydrogen burning) star of spectral type A and luminosity class V (five). These stars...
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star—combined with gravitational collapse—that compresses the core past white dwarf star density to that of atomic nuclei. Except for black holes, neutron stars...
114 KB (13,815 words) - 14:26, 26 September 2024
Stellar evolution (redirect from Life cycle of a star)
of concentric shells. Once a star like the Sun has exhausted its nuclear fuel, its core collapses into a dense white dwarf and the outer layers are expelled...
50 KB (6,476 words) - 21:57, 11 September 2024
List of smallest known stars (redirect from Smallest star)
Red dwarfs are considered the smallest star known that are active fusion stars, and are the smallest stars possible that is not a brown dwarf. Applying...
146 KB (13,060 words) - 23:47, 25 September 2024
Red Dwarf: The Promised Land is a 2020 British science-fiction comedy television special and the thirteenth installment of the British science-fiction...
20 KB (2,268 words) - 04:27, 12 September 2024
the star's interior and radiates into outer space. At the end of a star's lifetime as a fusor, its core becomes a stellar remnant: a white dwarf, a neutron...
147 KB (16,412 words) - 12:11, 7 September 2024
Chandrasekhar limit (redirect from Mass limit of white dwarfs)
Chandrasekhar limit (/ˌtʃəndrəˈʃeɪkər/) is the maximum mass of a stable white dwarf star. The currently accepted value of the Chandrasekhar limit is about 1.4 M☉...
34 KB (3,966 words) - 18:37, 18 September 2024
Nine likeliest dwarf planets and dates of discovery A dwarf planet is a small planetary-mass object that is in direct orbit around the Sun, massive enough...
97 KB (8,973 words) - 23:26, 29 September 2024
SPECULOOS-3 b (section Host star)
SPECULOOS-3 b is an Earth-sized exoplanet, orbiting the ultracool red dwarf star SPECULOOS-3. It is relatively close to Earth, at a distance of 55 light-years...
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WD 0806−661 B (category Y-type brown dwarfs)
0806-661 B, formally named Ahra, is a planetary-mass companion of the white dwarf star WD 0806−661, or Maru. This object was discovered in 2011 by the Spitzer...
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Proxima Centauri b (section Host star)
habitable zone of the red dwarf star Proxima Centauri, which is the closest star to the Sun and part of the larger triple star system Alpha Centauri. It...
73 KB (8,169 words) - 09:30, 28 September 2024
Nova (redirect from Nova (star))
apparently "new" star (hence the name "nova", Latin for "new") that slowly fades over weeks or months. All observed novae involve white dwarfs in close binary...
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Main sequence (redirect from Main Sequence Star)
absolute magnitude, he found that dwarf stars followed a distinct relationship. This allowed the real brightness of a dwarf star to be predicted with reasonable...
61 KB (6,826 words) - 12:04, 23 September 2024
white dwarf is a white dwarf star whose luminosity varies due to non-radial gravity wave pulsations within itself. Known types of pulsating white dwarfs include...
18 KB (1,988 words) - 06:32, 27 January 2024
KMT-2020-BLG-0414L (category White dwarfs)
white dwarf star about 4,000 light-years away in the constellation Sagittarius, which is orbited by an Earth-mass exoplanet and a brown dwarf. This system...
5 KB (429 words) - 16:15, 5 September 2024