‘It was very fortunate timing’: Astronomers watch 1st black hole to ‘shut off’ blast back to life
Astronomers have seen a quiet supermassive black hole in a distant galaxy erupt jets of ultrahot gas, marking the first time a black hole ever “switched on” within human lifetimes. Observations also hint at an unseen star that may be teetering on the brink of this black hole, but remarkably resisting being swept into the…