News tagged with black holes

A recoiling, supermassive black hole

When galaxies collide, the central supermassive black holes that reside at their cores will end up orbiting one another in a binary pair, at least according to current simulations. Einstein's general theory of relativity ...

dateJan 26, 2015 in Astronomy
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How can black holes shine?

We hear that black holes absorb all the light that falls into them. And yet, we hear of black holes shining so brightly we can see them halfway across the Universe. What's going on? Which is it?

dateApr 06, 2015 in Astronomy
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Ancient black hole defied rules of galaxy formation

Black holes can be found at the centres of most galaxies. Most have little mass compared with their host galaxy. ETH researchers, however, have discovered a particularly massive black hole, which clearly grew so quickly that ...

dateJul 09, 2015 in Astronomy
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