Cosmic Monster: Scientists Detect Oldest-ever, Mysterious 'Intermediate Mass' Black Hole

GW190521 weighs in at 142 times the mass of our Sun and is the first “intermediate-mass” black hole ever observed. Up to now, black holes with mass 100 to 1,000 times that of our Sun had never been found.

from Top Buzz News- News18.com https://ift.tt/2Z4ORDy