An active galactic nucleus (AGN) is a compact region at the center of a galaxy that emits a significant amount of energy across the electromagnetic spectrum...
48 KB (6,024 words) - 02:14, 13 May 2024
Radio galaxy (redirect from Double Radio source Active Galactic Nucleus)
structure. These energetic radio lobes are powered by jets from its active galactic nucleus. They have luminosities up to 1039 W at radio wavelengths between...
23 KB (3,059 words) - 18:16, 13 January 2024
NGC 5643 (section Active galactic nucleus)
about 40 million light-years (12.5 megaparsecs). NGC 5643 has an active galactic nucleus and is a type II Seyfert galaxy. The galaxy was first discovered...
13 KB (1,566 words) - 08:26, 25 April 2024
Galaxy (redirect from Galactic magnetic fields)
"active" if they contain an active galactic nucleus (AGN). A significant portion of the galaxy's total energy output is emitted by the active nucleus instead...
163 KB (16,377 words) - 09:47, 18 May 2024
the Milky Way's 1 M☉ per annum of star production); the central active galactic nucleus attested to not have been producing sufficient energy to ionize...
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Outline of galaxies (section By nucleus)
general Active galactic nucleus Galactic bulge Galactic disc Galactic habitable zone Galactic halo Dark matter halo Galactic corona Galactic magnetic...
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Quasar (category Active galaxy types)
A quasar (/ˈkweɪzɑːr/ KWAY-zar) is an extremely luminous active galactic nucleus (AGN). It is sometimes known as a quasi-stellar object, abbreviated QSO...
66 KB (7,916 words) - 22:38, 13 April 2024
NGC 3147 (section Active galactic nucleus)
Gary; Diamond-Stanic, Aleksandar M. (1 May 2010). "Unobscured Type 2 Active Galactic Nuclei". The Astrophysical Journal. 714 (1): 115–129. arXiv:1004.2077...
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Nucleus may also refer to: Active galactic nucleus in astronomy Comet nucleus, the solid, central part of a comet Cell nucleus, a central organelle of a...
3 KB (362 words) - 16:42, 11 April 2024
to have lots of star formation, and it is not known to have an active galactic nucleus. "By Name | NASA/IPAC Extragalactic Database". ned.ipac.caltech...
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