News tagged with holes

Will our black hole eat the Milky Way?

Want to hear something cool? There's a black hole at the center of the Milky Way. And not just any black hole, it's a supermassive black hole with more than 4.1 million times the mass of the Sun.

dateAug 16, 2016 in Astronomy
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A black hole story told by a cosmic blob and bubble

Two cosmic structures show evidence for a remarkable change in behavior of a supermassive black hole in a distant galaxy. Using data from NASA's Chandra X-ray Observatory and other telescopes, astronomers are piecing together ...

dateAug 10, 2016 in Astronomy
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How a star cluster ruled out MACHOs

Are massive black holes hiding in the halos of galaxies, making up the majority of the universe's mysterious dark matter? This possibility may have been ruled out by a star cluster in a small galaxy recently discovered orbiting ...

dateAug 10, 2016 in Astronomy
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The aligned spin of a black hole

A black hole in traditional theory is characterized by having "no hair," that is, it is so simple that it can be completely described by just three parameters, its mass, its spin, and its electric charge. Even though it may ...

dateAug 01, 2016 in Astronomy
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Chorus of black holes radiates X-rays

Supermassive black holes do not give off any of their own light, hence the word "black" in their name. However, many black holes pull in, or accrete, surrounding material, and emit powerful bursts of X-rays. Collectively, ...

dateJul 28, 2016 in Astronomy
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