Sgr A*, at the heart of the Milky Way and clocking in at 4.3 million solar masses, is the closest supermassive black hole we have access to. It's also on the quiescent end of the activity scale, which ...
Astronomers have detected a mid-infrared flare from the supermassive blackhole at the heart of the MilkyWay galaxy for the very first time, and it’s shedding new light on the complex physics ...