yellow supergiant
81T Tauri star — Drawing of a T Tauri star with a circumstellar accretion disc …
82Asteroseismology — Different oscillation modes penetrate to different depths inside a star. Asteroseismology (from Greek ἀστήρ, astēr, star ; σεισμός, seismos, earthquake ; and λογία …
83Helium flash — A helium flash is the runaway fusion of helium in the core of low mass stars of less than about 2.25 solar masses and greater than about 0.5 solar mass, or on the surface of an accreting white dwarf star. They may also occur in the outer layers… …
84Carbon star — A carbon star is a late type star similar to a red giant (or occasionally to a red dwarf) whose atmosphere contains more carbon than oxygen; the two elements combine in the upper layers of the star, forming carbon monoxide, which consumes all the …
85Pole star — For other uses, see Polestar (disambiguation). North Star redirects here. For other uses, see North Star (disambiguation). A French navisphere : a type of celestial globe formerly used for navigation at sea The term Pole Star usually refers to… …
86Metallicity — The globular cluster M80. Stars in globular clusters are mainly older metal poor members of Population II. In astronomy and physical cosmology, the metallicity (also called Z[1]) of an object is the proportion of its matter made …
87Convection zone — An illustration of the structure of the Sun: 1. Core 2. Radiative zone 3. Convective zone 4. Photosphere 5. Chromosphere 6. Corona 7. Sunspot 8. Granules 9. Prominence …
88Peculiar star — In astrophysics, peculiar stars have distinctly unusual metal abundances, at least in their surface layers. Chemically peculiar stars (CP stars) are common among hot main sequence (hydrogen burning) stars. These hot peculiar stars have been… …
89Subgiant — This article is about the type of star. For the dance group, see Subgiant (band). Hertzsprung–Russell Diagram Spectral Type …
90List of Star Wars planets (A-B) — Aargau= Aargau is one of the Deep Core Worlds, and is the headquarters of the Bank of Aargau, which is owned by the Confederacy of Independent Systems ally, the InterGalactic Banking Clan. Aargau is located in the Zug system. The planet shares… …
