Science
Scientists revisit the 1st black hole they ever discovered and realize it’s bigger than they thought – Space.com
New evidence suggests the first known black hole is bigger than previously thought, which may force scientists to reconsider their understanding of how giant stars give rise to black holes.
Scientists think stellar-mass black holes, which contain up to a few times the sun’s mass, form when giant stars die and collapse in on themselves. The first black hole ever discovered was Cygnus X-1, located within the Milky Way in the constellation of Cygnus, the Swan. Astronomers saw the first signs of the…
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