Milky Way’s Giant Black Hole Awoke from Slumber 300yrs Ago

Posted by Karim Baz

April 15, 2008

The black hole, known as Sagittarius A* (pronounced “A-star”), is a certified monster, containing about 4 million times the mass of our Sun. Yet the energy radiated from its surroundings is billions of times weaker than the radiation emitted from central black holes in other galaxies.

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