Astronomers have discovered that the BOAT, the most powerful gamma-ray burst ever detected, came from the supernova death of a massive star 2.4 million light-years away.

Scientists identify origin of the 'BOAT' — the brightest cosmic blast of all time

Source: space
Source Link: https://www.space.com/boat-brightest-cosmic-blast-of-all-time-source-massive-star-death