Somehow, a Monstrous Supermassive Black Hole Has Gone Missing – ScienceAlert

The Universe is full of galaxy clusters, but Abell 2261 is in a class of its own. In the galaxy in the centre of the cluster, where there should be one of the biggest supermassive black holes in the Universe, astronomers have been able to find no trace of such an object.
And a new search has only made the absence more puzzling: if the supermassive black hole got yeeted out into space, it should have left evidence of its passage. But there’s no sign of it in the material surrounding the galactic…

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