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

A team of astronomers has made a groundbreaking discovery by detecting molecular activity in comet C/2014 UN271 ...

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 ...

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

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

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

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

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

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

Scientists aimed ALMA at the comet in March 2024 and saw carbon monoxide — a gas that usually doesn’t show up in observations that far away — gushing out of its surface in jets. The team also picked ...

Scientists have unlocked one of the solar system’s many secrets from an unexpected source: a planetarium show that opened to the public on June 2.

If our solar system seems stable, it's because our short lifespans make it seem that way. Earth revolves, night follows day, the moon moves through light and shadow, and the sun hangs in the sky. But ...