This coming July, Venus could plow through the dust generated by an asteroid breakup thousands of years ago, potentially ...

For years, astronomers have searched for Planet Nine, a hypothetical world thought to lurk far beyond Neptune. Its existence ...

A NASA research plane malfunctioned and had to touch down in Texas without landing gear on Tuesday, sliding across the runway ...

NASA's next moon rocket is on the launch pad for testing, and you can follow its progress live.