LIGO, Virgo detectors record collision of massive black holes

Washington DC (UPI) Sep 02, 2020

Signatures recorded by the LIGO and Virgo observatories have revealed the most massive gravitational wave source yet detected, a ripple in space-time created by a merger between two rapidly spinning, mammoth black holes. The size of the merger isn't all that's special about GW190521. One of the two giant black holes features a mass 85 times that of the sun, making it an "impossible" bla