Astronomers May Have Just Discovered a Dozen Black Holes in the Center of Our Galaxy
Astronomers first noticed an enigmatic object, dubbed “Sagittarius A*”, at the very heart of our Milky Way galaxy in the 1960s—the earliest days of radio and infrared astronomy. But just how extraordinary this source was only became clear three decades later, when it was identified as a supermassive black hole with the mass of a […]