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LiveScience
LiveScience
Harry Baker

Scientists think they detected the first known triple black hole system in the universe — and then watched it die

Black Hole Earth LIGO
An artist's rendering of a supermassive black hole with two smaller black holes merging as they orbit it.

Chinese astronomers may have discovered a never-before-seen triple black hole system.

The team identified this triplet, which is locked in a complex "waltz," after spotting a hidden supermassive black hole lurking in the background of a peculiar gravitational wave event first detected six years ago.

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