In May, the supermassive black hole at the core of the Milky Way became 75 times brighter in just two hours.
The supermassive black hole that lives at the center of our galaxy has been mysteriously sparkling as of late, and nobody knows the reason.
This dark behemoth, known as as Sagittarius A* (Sgr A*), is four million times as massive as the Sun. Though no light escapes its boundaries ... Read even more