News tagged with supermassive black holes

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Swift catches X-ray action at Milky Way's center

( —Recent observations by NASA's Swift spacecraft have provided scientists a unique glimpse into the activity at the center of our galaxy and led to the discovery of a rare celestial entity that may help them test ...

dateJan 08, 2014 in Astronomy
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Death by black hole in small galaxy?

( —A bright, long-duration flare may be the first recorded event of a black hole destroying a star in a dwarf galaxy. The evidence comes from two independent studies using data from NASA's Chandra X-ray Observatory ...

dateJan 08, 2014 in Astronomy
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Taking the pulse of a supermassive black hole

( —Rare heartbeat-like pulsations detected from a supermassive black hole may grant scientists better insight into these exotic objects, according to two University of Alabama astronomers who co-authored a recent ...

dateDec 05, 2013 in Astronomy
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The search for medium-sized black holes

Black holes can be petite, with masses only about 10 times that of our sun—or monstrous, boasting the equivalent in mass up to 10 billion suns. Do black holes also come in size medium? NASA's Nuclear Spectroscopic Telescope ...

dateNov 27, 2013 in Astronomy
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Image: Hubble shoots Bright Quasar 3C 273

( —This image from Hubble's Wide Field and Planetary Camera 2 (WFPC2) is likely the best of ancient and brilliant quasar 3C 273, which resides in a giant elliptical galaxy in the constellation of Virgo (The Virgin). ...

dateNov 25, 2013 in Astronomy
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