News tagged with black holes

Taking the pulse of a supermassive black hole

(Phys.org) —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 ...

Dec 05, 2013
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Glimpsing the infrastructure of a gamma-ray burst jet

(Phys.org) —A new study using observations from a novel instrument provides the best look to date at magnetic fields at the heart of gamma-ray bursts, the most energetic explosions in the universe. An international ...

Dec 04, 2013
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Massive black hole duo: Possible sighting by WISE

(Phys.org) —Astronomers have spotted what appear to be two supermassive black holes at the heart of a remote galaxy, circling each other like dance partners. The incredibly rare sighting was made with the ...

Dec 04, 2013
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A new view of the energetic universe

The Nuclear Spectroscopic Telescope Array, or NuSTAR, sees the high-energy X-rays emitted by the densest, hottest regions of the universe. The brainchild of Fiona Harrison, Caltech's Benjamin M. Rosen Professor ...

Dec 03, 2013
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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 ...

Nov 27, 2013
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Image: Hubble shoots Bright Quasar 3C 273

(Phys.org) —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 ...

Nov 25, 2013
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Video: Guide to our Galaxy

This virtual journey shows the different components that make up our home galaxy, the Milky Way, which contains about a hundred billion stars.

Nov 22, 2013
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