Astronomers have spotted unusual molecular activity in the largest Oort Cloud comet, comet Bernardinelli-Bernstein (C/2014 ...

Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins ...

It poses no threat to Earth, but this comet, called C/2014 UN271 (Bernardinelli-Bernstein), has enraptured astronomers ever ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

On March 8, ALMA spotted a pair of jets blasting out of the comet's nucleus – its solid icy core. Spectrometry revealed that ...

Vomit Comet “These measurements give us a look at how this enormous, icy world works,” said lead author Nathan Roth of American University and NASA Goddard Space Flight Center. “We’re seeing explosive ...

Astronomers have discovered a gigantic comet, possibly the largest ever, which is emitting jets of carbon monoxide from its interior.

The Atacama Large Millimeter/submillimeter Array has detected methanol isotopes around a nearby star, which could help ...

A fireball, or a bright meteorite, was seen across the southeastern United States on Thursday and later exploded over Georgia ...