Here’s how it works. Astronomers have discovered a supermassive black hole that's shooting a giant energy beam directly at Earth. The cosmic juggernaut, which is about as massive as 700 million ...

Using the XMM-Newton X-ray telescope, astronomers have witnessed a supermassive black hole already noted for its mysterious behavior demonstrating another strange phenomenon. The Massachusetts ...

Black holes are objects with an intense gravitational ... the contortions of which produce awesome light shows. In 2015, when we detected gravitational waves for the first time, the observed ...

At first glimpse, it may seem like infant stars and supermassive black holes have very little in common. Infant stars, or "protostars," haven't yet gathered enough mass to trigger the nuclear ...

WASHINGTON, Jan 14 (Reuters) - Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually increasing in frequency that seem to be ...