Learn more about black holes and what causes them to ring. A massive new study adds evidence to theories by Einstein, Hawking ...

A new study may visually solve an enduring mystery about a bright object that's been studied since the 19th century ...

"This is truly extraordinary," Itai Sfaradi of the University of California, Berkeley, said in a statement. "Never before ...

Astronomers have observed a supermassive black hole far from the center of a galaxy where it ought to be giving off bright ...

For the first time, scientists observed a black hole tearing apart a star far from its galaxy’s center, producing the fastest ...

France's political standoff shows how European governments, caught between the demands of their ageing electorates and the ...

France's political standoff shows how European governments, caught between the demands of their ageing electorates and the ...

When galaxies collide, it's not a gentle affair, but it does take millions of years. Over this time, the two massive star ...

Stars often fall into black holes, and now it seems the opposite can also occur, producing an extra long-lasting explosion as ...

The supermassive black hole at the center of the Circinus galaxy is being fed with gaseous material by two spiral arms, ...

When space telescopes blazed with high-energy radiation for hours earlier this year, astronomers suspected that they were ...

Reionization is thought to have been driven by ultraviolet light produced by both early stars and active galactic nuclei ...