Nearest supermassive black hole pair is merging galaxies - Space.com

Astronomers have discovered the pair of supermassive black holes at the heart of colliding galaxies that is closest to Earth.

Astronomers have photographed a violent cosmic dance that began between two galaxies a billion years ago, pulling them into a collision that birthed a new chaotic galaxy.  At the heart of that giant… [+3731 chars]

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