Gaia BH1
Binary system containing the closest known black hole to Earth
Gaia BH1
Gaia BH1 (Gaia DR3 4373465352415301632) is a binary system consisting of a G-type main-sequence star and a stellar-mass black hole, located about 1,560 light-years (478 pc) away from the Solar System in the constellation of Ophiuchus. As of 2026, it is the nearest known system that astronomers are reasonably confident contains a black hole, followed by Gaia BH3, Gaia BH2 and A0620-00.
Read on Wikipedia · Image PanSTARRS & Melina Thévenot, CC BY-SA 4.0
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