2 monster black holes are headed toward a collision that will rock the fabric of space-time - Livescience.com

The two black holes will merge about 10,000 years from now and ripple the fabric of space-time in the process.

Astronomers have discovered two supermassive black holes that are 99% of the way to a violent collision that will rock the very fabric of space-time . The black holes, which share the name PKS 21… [+3469 chars]

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