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

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

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

The first images released by the Vera C. Rubin Observatory show details of our Solar System with unprecedented clarity.

The exoplanet, a planet beyond our solar system, has been dubbed TWA 7b after NASA's James Webb Space Telescope captured ...

Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

Researchers for NASA have identified a new planet outside of our solar system, also known as an exoplanet.Officials said they ...

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

The Science on Main initiative group is seeking feedback from the community on what to add to the planned Solar System Walk ...