Messier 77

Astronomy Picture of the Day · 2013-05-10 · NASA (public domain)

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Messier 77 — APOD for 2013-05-10

Face-on spiral galaxy M77 lies a mere 47 million light-years away toward the aquatic constellation Cetus . At that estimated distance, the gorgeous island universe is about 100 thousand light-years across. Also known as NGC 1068, its compact and very bright core is well studied by astronomers exploring the mysteries of supermassive black holes in active Seyfert galaxies . M77 is also seen at x-ray, ultraviolet, infrared, and radio wavelengths. But this sharp visible light image based on Hubble data follows its winding spiral arms traced by obscuring dust clouds and red-tinted star forming regions close in to the galaxy's luminous core.

Astronomy Picture of the Day for 2013-05-10 — image & explanation courtesy of NASA (public domain), mirrored at Tukuk-OS for reading and search convenience.

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