accretion disc
81Giant star — Hertzsprung–Russell Diagram Spectral Type Bro …
82Pole 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… …
83Sagittarius A* — Starbox short name=Sagittarius A* epoch=J2000 constell=Sagittarius ra=RA|17|45|40.045 [http://simbad.u strasbg.fr/sim id.pl?protocol=html Ident=Sagittarius+A* NbIdent=1 Radius=10 Radius.unit=arcmin CooFrame=FK5 CooEpoch=2000 CooEqui=2000… …
84Edwin Ernest Salpeter — (born December 3 1924) is an Austrian Australian American astrophysicist. He emigrated from Austria to Australia while in his teens. He received his PhD from Birmingham University in 1948, under supervision of Sir Rudolf Peierls, since when he… …
85Twin Quasar — The Twin Quasar Q0957+561 Twin Quasar Observation data (Epoch J2000) Constellation Ursa Major …
86Convection 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 …
87Peculiar 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… …
88Subgiant — This article is about the type of star. For the dance group, see Subgiant (band). Hertzsprung–Russell Diagram Spectral Type …
89General relativity resources — BooksPopular*cite book | author=Geroch, Robert | authorlink = Robert Geroch| title=General Relativity from A to B | location=Chicago | publisher=University of Chicago Press | year=1981 | id=ISBN 0 226 28864 1 Leisurely pace, provides superb… …
90RS Ophiuchi — Starbox begin name = RS Ophiuchi A / BStarbox image caption = Recurrent nova RS Ophiuchus in eruption of February 2006Starbox observe epoch = J2000.0 constell = Ophiuchus ra = RA|17|50|13.2 dec = DEC|−06|42|28 appmag v = 9.6 13.5 (quiet), < 5… …
