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

The concept of two black holes orbiting one another has been theorized for many years, but recent satellite photography may ...

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

A black hole far from its galactic center has unleashed the fastest, brightest radio flares ever seen from a star’s ...

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

Recent astronomical observations have unveiled unexpected patterns in the spins of galaxies throughout the universe, leaving ...

First-ever image of two black holes captured orbiting each other, confirming a decades-old theory using a powerful radio ...

Astronomers used the ALMA radio array in Chile to show that two narrow spiral arms are funneling gas toward the central ...

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

Scientists have shot two black holes orbiting each other, offering the first ever definitive proof that these intergalactic ...

Astronomers detected in unprecedented detail a collision between two black holes. Their observations confirm predictions made ...

Astronomers have witnessed something that no one believed possible: a black hole ripping apart a star not at the center of a ...