A Martian meteorite discovered in Antarctica has revealed features that suggest water once flowed through it. The findings have reignited scientific discussions about the potential for past life on ...

Early in the morning of October 6, 2008, astronomers at the University of Arizona detected an asteroid on a collision course with Earth. When other sightings cropped up across the world, the ...

The space rock has a 4.3% chance of striking the Moon in six years—and it could generate a flash nearly as bright as Venus. Reading time 2 minutes A large rocky asteroid will make a close approach to ...