- hypergiant
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A star that is extremely massive and even more luminous than a supergiant.
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hypergiant
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Hypergiant — A hypergiant (luminosity class 0) is a star with a tremendous mass and luminosity, showing signs of a very high rate of mass loss. CharacteristicsThe word “hypergiant” is commonly used as a loose term for the most massive stars found, even though … Wikipedia
Yellow hypergiant — Generally speaking, a yellow hypergiant is a very massive star with an extended atmosphere, which can be classified as spectral class from late A to K, with a mass of as much as 20 50 solar masses . Yellow hypergiants, such as Rho Cassiopeiae in… … Wikipedia
Stellar classification — In astronomy, stellar classification is a classification of stars based on their spectral characteristics. The spectral class of a star is a designated class of a star describing the ionization of its chromosphere, what atomic excitations are… … Wikipedia
Hypernova — For the rock band, see Hypernova (band). Eta Carinae, in the constellation of Carina, one of the nearer candidates for a future hypernova Hypernova (pl. hypernovae), also known as a type 1c Supernova, refers to an incredibly large star that… … Wikipedia
Outline of astronomy — Mauna Kea in Hawaii is one of the world s premier observatory sites. Pictured is the W. M. Keck Observatory, an optical interferometer. The following outline is provided as an overview of and topical guide to astronomy: Astronomy – studies the… … Wikipedia
Supernova — This article is about the astronomical event. For other uses, see Supernova (disambiguation). Multiwavelength X ray, infrared, and optical compilation image of Kepler s supernova remnant, SN 1604. A supernova is a stellar explosion that is more… … Wikipedia
Giant star — Hertzsprung–Russell Diagram Spectral Type Bro … Wikipedia
List of most massive stars — This is a list of the most massive stars so far discovered. The list is ordered by solar mass (1 solar mass = the mass of Earth s Sun). Stellar mass is the most important attribute of a star. Combined with chemical compositions, mass determines a … Wikipedia
VY Canis Majoris — NOTOC Starbox begin name=VY Canis Majoris Starbox observe epoch=J2000 ra=07h 22m 58.29s dec=−25° 46 prime; 03.5 Prime; appmag v= 9.527 constell=Canis Major VY Canis Majoris (VY CMa) is a red hypergiant star located in the constellation Canis… … Wikipedia
Neutron star — redirects here. For the story by Larry Niven, see Neutron Star (short story). Neutron stars crush half a million times more mass than Earth into a sphere no larger than Manhattan. A neutron star is a type of stellar remnant that can result from… … Wikipedia
