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A nearby binary neutron star collision may have seeded the early solar system with gold

7 May 2019, 13:00 UTC
A nearby binary neutron star collision may have seeded the early solar system with gold NSF, LIGO, Sonoma State University and A. Simonnet

In a new study, astronomers have found that a small fraction of all the gold on planet Earth was likely formed in a single, catastrophic, and very weird event: The merger of two neutron stars. The material blasted out from the ensuing explosion mixed with the stuff that formed the Sun and planets, and, eventually, us. Literally, you and me.

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