Translation: from english

Accretion disc

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  • accretion disc — noun (astronomy) A flat disc formed by matter in orbit around a celestial body • • • Main Entry: ↑accrescent * * * accretion disk or accretion disc, Astronomy. a disk shaped formation of gases or other interstellar matter around a black hole,… …   Useful english dictionary

  • Accretion disc — An accretion disc (or accretion disk) is a structure (often a circumstellar disk) formed by diffuse material in orbital motion around a central body. The central body is typically either a young star, a protostar, a white dwarf, a neutron star,… …   Wikipedia

  • Accretion (astrophysics) — In astrophysics, the term accretion is used for at least two distinct processes.The first and most common is the growth of a massive object by gravitationally attracting more matter, typically gaseous matter in an accretion disc. Accretion discs… …   Wikipedia

  • Disc — Contents 1 Data storage 2 Science 2.1 Astronomy 2.2 Biology …   Wikipedia

  • Disque d'accrétion — Une vue d artiste d un système stellaire binaire composé d un trou noir et une étoile de la séquence principale. Le disque d accrétion et les jets de radiations électromagnétiques sont représentés en bleu. Un disque d accrétion est une structure… …   Wikipédia en Français

  • Disque D'accrétion — Disques vus en absorption autour d étoiles jeunes dans la constellation d Orion. Un disque d accrétion est une structure astrophysique formée par de la matière en orbite autour d un corps central et qui chute sur celui ci en raison de la… …   Wikipédia en Français

  • Disque d’accrétion — Disque d accrétion Disques vus en absorption autour d étoiles jeunes dans la constellation d Orion. Un disque d accrétion est une structure astrophysique formée par de la matière en orbite autour d un corps central et qui chute sur celui ci en… …   Wikipédia en Français

  • protoplanetary disc — noun an accretion disc surrounding a T Tauri star; thought to be the progenitor of a planetary system Syn: proplyd …   Wiktionary

  • Active galactic nucleus — An active galactic nucleus (AGN) is a compact region at the centre of a galaxy which has a much higher than normal luminosity over some or all of the electromagnetic spectrum (in the radio, infrared, optical, ultra violet, X ray and/or gamma ray… …   Wikipedia

  • Black hole — For other uses, see Black hole (disambiguation). Simulated view of a black hole (center) in front of the Large Magellanic Cloud. Note the gravitat …   Wikipedia

  • Cataclysmic variable star — Cataclysmic variable stars (CV) are stars which irregularly increase in brightness by a large factor, then drop back down to a quiescent state. They were initially called novae, from the Latin new , since ones with an outburst brightness visible… …   Wikipedia


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