Q
What is the closest black hole to Earth?
A
Expert Answer
Gaia BH1, about 1,560 light-years away in Ophiuchus, is the closest known black hole as of 2023. It's a stellar-mass black hole orbited by a Sun-like star. The supermassive black hole at the center of the Milky Way (Sagittarius A*) is ~26,000 light-years away.
Key Insight
Gaia BH1, about 1,560 light-years away in Ophiuchus, is the closest known black hole as of 2023.
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