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

The telescope captured the clearest image of the M87 galaxy's supermassive black hole and the ejecting material jet using an ...

In a galaxy 650 million light-years away, a black hole has defied the typical rules of cosmic behavior, unleashing an event ...

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

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

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

Astronomers have caught a runaway black hole in the act of tearing apart a star in a place it shouldn’t be: far from the bustling center of its host galaxy. The stellar catastrophe – known as a tidal ...

"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 ...

Take a journey to 89 million light-years away from Earth to the NGC 7727 galaxy. It harbors the closest pair of supermassive ...

Pulsars suggest that ultra–low-frequency gravitational waves are rippling through the cosmos. The signal seen by international pulsar timing array collaborations in 2023 could come from a stochastic ...

A newly discovered odd radio circle in space could serve as a time capsule for the violent events that shape galaxies.