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

Provisions in the GOP policy bill would end a host of tax credits for renewable energy, including one that allows homeowners ...

They’re not a perfect match, but it’s way too hot on the first planet for us to hop over and confirm for ourselves.

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

An unexpectedly strong solar storm rocked our planet on April 23, 2023, sparking auroras as far south as southern Texas in ...

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar ...

A meteor shower, a planet sighting, and a full moon. Here's how to see all of space's eye-catching activity in July.

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

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

Voyager spacecrafts go beyond the solar system and garner several intriguing insights about the uncharted territory.

The monsterous 85-mile-wide comet C/2014 UN271 isn't just the largest icy rock in the Oort Cloud, it's the second most ...