News tagged with supermassive black holes

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Supermassive black hole spins super-fast

Imagine a sphere more than 2 million miles across - eight times the distance from Earth to the Moon - spinning so fast that its surface is traveling at nearly the speed of light. Such an object exists: the supermassive black ...

dateFeb 27, 2013 in Astronomy
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Black hole is 30 times expected size

The central supermassive black hole of a recently discovered galaxy is far larger than should be possible, according to current theories of galactic evolution. New work, carried out by astronomers at Keele University and ...

dateSep 24, 2015 in Astronomy
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Astronomers identify a new mid-size black hole

Nearly all black holes come in one of two sizes: stellar mass black holes that weigh up to a few dozen times the mass of our sun or supermassive black holes ranging from a million to several billion times the sun's mass. ...

dateSep 21, 2015 in Astronomy
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Oxymoronic black hole RGG 118 provides clues to growth

Astronomers using NASA's Chandra X-ray Observatory and the 6.5-meter Clay Telescope in Chile have identified the smallest supermassive black hole ever detected in the center of a galaxy, as described in our latest press release. ...

dateAug 12, 2015 in Astronomy
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