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LiveScience
LiveScience
Ben Turner

Supermassive black hole roars to life before astronomers' eyes in world-1st observations

An artist's impression of a supermassive black hole, wreathed in orange gas, waking up from a long slumber.

For the first time ever, astronomers have witnessed the black hole at the center of a galaxy roaring to life in real time — and they're not sure why it happened. 

The awakening of the cosmic monster, which is a million times the mass of our sun and located 300 million light-years away inside the galaxy SDSS1335+0728, is unlike anything astronomers have seen before.

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