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The Milky Way galaxy. (Image: ESO/S. Brunier, Fair Use)
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In May 2019, astronomers witnessed a bright flare coming from the centre of our galaxy. The event was caused by matter accreting to our local black hole, a 4.6-million-solar-mass monster named Sagittarius A . The cause of the flaring was unknown, though one researcher now says enigmatic “G-objects” may be responsible.