'Runaway' black hole the of 20 million suns found speeding through space with a trail of newborn stars behind it

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Astronomers have discovered a "runaway" black hole, potentially the first observational evidence that supermassive black holes can be ejected from their host galaxies.

'Runaway' black hole the of 20 million suns found speeding through space with a trail of newborn stars behind it : Read more