nova outburst
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Nova — For other uses, see Nova (disambiguation). Artist s conception of a white dwarf star accreting hydrogen from a larger companion A nova (plural novae) is a cataclysmic nuclear explosion in a star caused by the accretion of hydrogen on to the… … Wikipedia
Nova — /noh veuh/, n. 1. Also called Nova Salmon. a Pacific salmon cured in the style of Nova Scotia salmon. 2. (l.c.) (loosely) any smoked salmon. Cf. Nova Scotia salmon. * * * Any of a class of stars whose luminosity temporarily increases by several… … Universalium
nova — novalike, adj. /noh veuh/, n., pl. novas, novae / vee/. Astron. a star that suddenly becomes thousands of times brighter and then gradually fades to its original intensity. Cf. supernova. [1680 90; < NL: n. use of fem. of L novus NEW] * * * Any… … Universalium
nova — /ˈnoʊvə / (say nohvuh) noun (plural novas or novae /ˈnoʊvi/ (say nohvee)) Astronomy a cataclysmic outburst of stellar energy resulting in the luminosity of a star suddenly increasing by a factor of many thousands and then gradually fading back to …
Dwarf nova — HT Cas seen in outburst (mag 13.4) on 2010 November 2. Li … Wikipedia
V838 Monocerotis — and its light echo as imaged by the Hubble Space Telescope on December 17, 2002. Credit: NASA/ESA Observation data Epoch 2000.0& … Wikipedia
V603 Aquilae — or Nova Aquilae 1918 Observation data Epoch J2000 Equinox J2000 Constellation Aquila Right ascension 18h 48m 54.6366s Declination +00° 35 … Wikipedia
supernova — /sooh peuhr noh veuh/, n., pl. supernovas, supernovae / vee/. Astron. 1. the explosion of a star, possibly caused by gravitational collapse, during which the star s luminosity increases by as much as 20 magnitudes and most of the star s mass is… … Universalium
V603 Орла — Двойная звезда История исследования Дата открытия 8 июня 1918 Наблюдательные данные (Эпоха J2000.0) Тип Новая зв … Википедия
RS 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… … Wikipedia
star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… … Universalium
