Brightest ever flare from supermassive black hole spotted by scientists in California
undefined 4, 2025
Scientists have observed the brightest-ever flare from a supermassive black hole, shining with the energy of 10 trillion suns and located 10 billion light-years away, the most distant of its kind. The flare likely occurred when a star was torn apart after straying too close. Detected in 2018 at Caltech’s Palomar Observatory, it peaked over three months and has since faded. Published in Nature Astronomy, the discovery helps scientists study how supermassive black holes interact with their surroundings early in the universe.
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