A recent study in Icarus suggests a wandering star could disrupt our solar system. Simulations reveal that a star passing ...

A star with a mass similar to our Sun passing within 10,000 astronomical units could disturb Oort Cloud, which is located far ...

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

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

In a groundbreaking discovery, astronomers have uncovered the first direct evidence of molecular activity in comet C/2014 ...

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 ...

If our Solar System seems stable, it’s because our short lifespans make it seem that way. Earth revolves, night follows day, ...

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

Space artists can sometimes stretch scientific data for a bigger visual bang. At New York's natural history museum, they ...

A team of scientists accidentally visualized a hidden spiral in the Oort Cloud, and it might change everything we know about ...

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...