QUASARS
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QUASARS — La nature des quasars, découverts en 1961, reste énigmatique malgré les très nombreux travaux théoriques et observationnels qui leur ont été consacrés. La luminosité de certains d’entre eux est extrêmement élevée: elle peut atteindre plus de… … Encyclopédie Universelle
Quasars, Redshifts and Controversies — is a 1987 book by Halton Arp, an astronomer famous for his Atlas of Peculiar Galaxies (1966) [Arp, Halton, [http://en.wikipedia.org/w/index.php?title=Quasars%2C Redshifts and Controversies action=submit Atlas of Peculiar Galaxies] (1966) Publ.… … Wikipedia
quasars — qua·sar || kweɪzÉ‘r / zÉ‘Ë n. quasi stellar object with a large red shift, distant starlike celestial object that emits massive amounts of radiation (Astronomy) … English contemporary dictionary
List of quasars — This is a list of quasars.Proper naming of quasars are by Catalogue Entry, Qxxxx±yy using B1950 coordinates, or QSO Jxxxx±yyyy using J2000 coordinates. They may also use the prefix QSR.List of quasarsList of visual quasar associationsThis is a… … Wikipedia
Laser star model of quasars — The laser star hypothesis is a hypothesis put forward by the physicist Y. P. Varshni in 1973 in response to several developments in astrophysical and earth based research, and his belief that the existing body of work on quasars, or quasi stellar … Wikipedia
quasar — {{hw}}{{quasar}}{{/hw}}s. m. o f. inv. (astron.) Sistema apparentemente stellare, a enorme distanza dalla Terra, che emette una gran quantità di energia. ETIMOLOGIA: voce ingl., da quas(i stell)ar (radio source) ‘sorgente di onde radio quasi… … Enciclopedia di italiano
Quasar — This article is about the astronomical object. For other uses, see Quasar (disambiguation). Artist s rendering of ULAS J1120+0641, a very distant quasar powered by a black hole with a mass two billion times that of the Sun[1]. Credit: ESO/M.… … Wikipedia
Quasar — Pour les articles homonymes, voir Quasar (homonymie). Vue d artiste du quasar GB1508 Un Quasar, « source de rayonnement quasi stellaire », (quasi stellar radio source en … Wikipédia en Français
cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… … Universalium
Non-standard cosmology — Physical cosmology Universe · Big Bang … Wikipedia
Intrinsic redshift — is the hypothesis from various non standard cosmologies that a significant portion of the observed redshift of extragalactic objects (e.g. quasars and galaxies) may be caused by a phenomenon other than the traditionally accepted redshift… … Wikipedia
