Category:Supermassive black holes

This is the category for supermassive black holes, the largest class of black holes, upwards of a hundred thousand solar masses.

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• 10 January 2015: Researchers say light signal from space suggests merging black holes
• 24 April 2014: Astronomers spot two supermassive black holes orbiting each other
• 11 June 2008: Delta II rocket launches GLAST observatory
• 11 July 2005: Discovery of the most powerful explosion in the Universe
• 11 July 2005: Star ousted from galaxy by black hole

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An artist's impression of the vicinity of the supermassive black hole in quasar SDSS J1106+1939.
Image: ESO/L. Calçada.