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

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

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be ...

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

The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.

Comet A117uUD is expected to go interstellar at 6,700 mph. Astronomers have discovered that Saturn has thrown a newly found comet on its way out of the solar system. News ...

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

Comets are a common occurrence in our solar system; the only reason that this comet became notable to researchers was due to its unusual path through space. Comet A117uUD is following what is ...

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

Thanks to ALMA’s powerful precision, scientists have now confirmed that comet C/2014 UN271 holds the title of the largest ...

If our solar system seems stable, it's because our short lifespans make it seem that way. Earth revolves, night follows day, ...

NASA observes largest Oort Cloud comet, C/2014 UN271, exploding with CO gas jets, thanks to ALMA’s deep-space capabilities.