involving over 25 terrestrial and orbital telescopes. The authors report the first observation of a high-energy gamma-ray flare in over a decade from the supermassive black hole M87, based on ...

The U.S. Naval Research Laboratory (NRL), in partnership with NASA's Marshall Space Flight Center (MSFC), has developed ...

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 ...