Celestial hemisphere:  Southern  ·  Constellation: Cetus (Cet)  ·  Contains:  M 77  ·  NGC 1068
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Messier 77, Georg N. Nyman
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Messier 77

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Messier 77, Georg N. Nyman
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Messier 77

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Description

M77 is another Seyfert galaxy with a very active galactic nucleus. It is one of the largest galaxies with a measured diameter of about 170000 LJ at a distance of about 47Mio LJ. Its AGN is characterized by a stron IR radiation and a supermassive BH. The estimated mass of M77 is about 100Billion Sunmasses.

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Messier 77, Georg N. Nyman