Astrophysicists are closing in on one of the strangest possibilities in stellar evolution, a compact remnant that might sit ...

A long time ago, in two galaxies about 900 million light-years away, two black holes each gobbled up their neutron star companions, triggering gravitational waves that finally hit Earth in January ...

An international team of astronomers, including faculty and alumni from UNLV, has discovered a new way to spot when collisions occur in distant galaxies between two neutron stars – incredibly dense, ...

"These extreme events stretch the bounds of our understanding of physics, and studying them allows us to learn new things." When you purchase through links on our site, we may earn an affiliate ...

CC0 Usage Conditions ApplyClick for more information. A bright burst of X-rays has been discovered by NASA's Chandra X-ray Observatory in a galaxy 6.6 billion light years from Earth. This event likely ...