A team of astronomers has managed to calculate the speed of a distant supermassive black hole’s spin thanks to the object’s chance meeting with a star—which it promptly destroyed.
The gamma-ray burst, affectionately dubbed ‘BOAT’ (Brightest of All Time), has been found to emit gamma-rays with energies reaching up to 13 teraelectronvolts, as revealed by a collaboration of scientists who have studied these emissions.