Pasquale Panuzzo of the French National Center for Scientific Research (CNRS) was among a team of astronomers routinely processing data from Gaia, the European star-mapping observatory, when a peculiar but recurrent wobble of an old, otherwise unremarkable giant star caught his eye. It appeared a consistent gravitational tug from a hitherto unknown companion was disruptingContinue reading "Astronomers uncover ‘sleeping giant’ black hole Gaia BH3, the largest ever found in the Milky Way"
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