A black hole lit in the blink of an eye
In 2019, a team of astronomers led by Dr Samantha Oates of the University of Birmingham discovered one of the most powerful transients yet, in which astronomical objects change their brightness over a short period. Oates and her colleagues found this object, known as J221951-484240 (or J221951), using the Ultra-Violet and Optical Telescope (UVOT) on … Read more