Astronomers Were Watching a Black Hole When...
Woah. Blast Radius In 2018, astronomers took the first-ever picture of a black hole, a fascinating and unprecedented glimpse of an event horizon. And as it turns out, the black hole — dubbed M87* and located some 55 million light-years away — also let out a massive belch of gamma rays while scientists from the Event Horizon Telescope team, an international collaboration combining data from sensors around the globe, were getting a closer look. The campaign gathered data from 25...