Supermassive black hole roars to life before astronomers' eyes in world-1st observations - Livescience.com
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… [+3134 chars]
The awakening of the cosmic monster… [+3134 chars]
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