A subdwarf O star (sdO) is a type of hot, but low-mass star. O-type subdwarfs are much dimmer than regular O-type main-sequence stars, but with a brightness...
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Hertzsprung–Russell 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...
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A B-type subdwarf (sdB) is a kind of subdwarf star with spectral type B. They differ from the typical subdwarf by being much hotter and brighter. They...
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(2013). "Detection of a multi-shell planetary nebula around the hot subdwarf O-type star 2MASS J19310888+4324577". Astronomy & Astrophysics. 552: A25. arXiv:1301...
30 KB (3,351 words) - 15:41, 15 October 2024
1051/0004-6361/202243940. S2CID 244398875. Gizis, John E. (February 1997). "M-Subdwarfs: Spectroscopic Classification and the Metallicity Scale". The Astronomical...
174 KB (13,871 words) - 23:53, 29 October 2024
Hertzsprung–Russell 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...
13 KB (1,582 words) - 03:07, 28 October 2024
Chandrasekhar limit Dwarf planet Stellar classification Sub-brown dwarf Subdwarf Ultra-cool dwarf Brown, Laurie M.; Pais, Abraham; Pippard, A.B., eds. (1995)...
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System Solar Dynamics Observatory, a NASA mission to study the Sun Subdwarf O star (sdO) Service Data Object protocol under the CANopen protocol Service...
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A star is a luminous spheroid of plasma held together by self-gravity. The nearest star to Earth is the Sun. Many other stars are visible to the naked...
147 KB (16,417 words) - 22:09, 6 November 2024
mass of the ionized gas. The central star is a binary star consisting of an A-type subgiant and a subdwarf O star. The system, which has an orbital period...
6 KB (658 words) - 00:14, 2 September 2024