Active Galactic Nucleus

Active Galactic Nucleus
1) Abbreviation: AGN
2) Information technology: AGN (Space)

Универсальный русско-английский словарь. . 2011.

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  • 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

  • active galactic nucleus — Small region at the centre of a galaxy that emits a prodigious amount of energy in the form of radio, optical, X ray, or gamma radiation or high speed particle jets. Many classes of active galaxies have been identified; they appear similar in… …   Universalium

  • Active Galactic Nucleus —    These are galaxies which have unusually violent events taking place in their center, from which large quantities of electromagnetic radiation are emitted.    Examples of these galaxies are Quasars and Seyfert Galaxies …   The writer's dictionary of science fiction, fantasy, horror and mythology

  • galactic — /geuh lak tik/, adj. 1. Astron. a. of or pertaining to a galaxy. b. of or pertaining to the Milky Way. 2. immense; huge; vast: a problem of galactic proportions. 3. Physiol. pertaining to or stimulating the secretion of milk. [1830 40; < Gk… …   Universalium

  • active — adjective Etymology: Middle English, from Anglo French or Latin; Anglo French actif, from Latin activus, from actus, past participle of agere to drive, do more at agent Date: 14th century 1. characterized by action rather than by contemplation or …   New Collegiate Dictionary

  • Galaxie Active — Image du télescope spatial Hubble d un jet long de 5000 années lumière éjecté de la radiogalaxie M87. En astronomie, une galaxie active est une galaxie abritant un Noyau Actif de Galaxie ou NAG (l abréviation AGN est aussi utilisée pour le terme …   Wikipédia en Français

  • Galaxie active — Image du télescope spatial Hubble d un jet long de 5000 années lumière éjecté de la radiogalaxie M87. En astronomie, une galaxie active est une galaxie abritant un Noyau Actif de Galaxie ou NAG (l abréviation AGN est aussi utilisée pour le terme… …   Wikipédia en Français

  • AGN — • Active Galactic Nucleus Astronomie/Astrophysik • Angoon, AK, USA internationale Flughafen Kennung …   Acronyms

  • 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

  • Galaxy — This article is about the astronomical structure. For other uses, see Galaxy (disambiguation). NGC 4414, a typical spiral galaxy in the constellation Coma Berenices, is about 55,000 light years in diameter and approximately 60 million light… …   Wikipedia

  • List of astronomy acronyms — This is a compilation of acronyms commonly used in astronomy. Most of the acronyms are drawn from professional astronomy and are used quite frequently in scientific publications. However, a few of these acronyms are frequently used by the general …   Wikipedia


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