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Staring down the throat of an ancient, *extremely* distant black hole

23 Feb 2021, 14:00 UTC
Staring down the throat of an ancient, *extremely* distant black hole ESO/M. Kornmesser

Using one of the largest optical light telescopes in the world, astronomers have identified one of the rarest beasts in the Universe: An extremely distant type of galaxy called a BL Lac object, a galaxy's supermassive black hole spewing out a beam of energy so powerful it dwarfs the light of the entire galaxy it comes from.

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