English: The image shows a model of an active galactic nucleus. The central black hole is surrounded by an accretion disk, which is surrounded by a torus. The broad line region and narrow line emission region are shown, as well as jets coming out of the nucleus.
A páxina web da NASA proporciona un gran número de imaxes dos soviéticos/ da axencia rusa do espazo e outras axencias espaciais non norteamericanas. Esta non están necesariamente no dominio público.
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|Description = {{en|The image shows a model of an active galactic nucleus. The central black hole is surrounded by an accretion disk, which is surrounded by a torus. The broad line region and narr...
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