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Astronomers Find a Supermassive Black Hole That’s Feasting on a Regular Schedule, Every 9 Hours

13 Sep 2019, 07:22 UTC
Astronomers Find a Supermassive Black Hole That’s Feasting on a Regular Schedule, Every 9 Hours ESA’s XMM-Newton and NASA’s Chandra X-ray Observatory

Astronomers have found a supermassive black hole (SMBH) with an unusually regular feeding schedule. The behemoth is an active galactic nucleus (AGN) at the heart of the Seyfert 2 galaxy GSN 069. The AGN is about 250 million light years from Earth, and contains about 400,000 times the mass of the Sun.

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