Astronomers may have discovered a monster black hole that’s one of the closest to Earth known. With a mass equivalent to 12 Suns, the black hole was found to be quietly lurking “practically in our backyard,” according to the team.
Monster Black Hole Is the Largest and Brightest Ever Found
Monster black hole may be the closest to Earth found so far
Newfound black hole may be the closest to Earth
Closest Known Black Hole To Earth Is 'In Our Cosmic Backyard
Black hole - Wikipedia
Mysterious, ancient black holes may have been shaping the
Monster black hole may be the closest to Earth found so far
10 Questions You Might Have About Black Holes - NASA Science
Concerning primordial black holes – Physics World