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

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

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

Climate Groups, Rooftop Solar Customers, and Solar Installers are raising concerns over NV Energy’s Proposed Change to Net ...

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

The sun rises from the east, and sets in the west - this is a well-established fact for the longest time, and this is due to ...

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

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

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.