The stadium-sized asteroid 2020 XR is due to make its closest approach to Earth on record early on Dec. 4, and the encounter ...

Time passes faster on the Moon than on Earth due to weaker gravity. NASA plans standardized lunar time for future missions ...

Sen.-elect Adam B. Schiff doesn't want to talk about President-elect Donald Trump. He wants to talk about fixing the ...

NASA/JPL/Handout via REUTERS By Will DunhamReuters Study indicates Venus has never had habitable conditions WASHINGTON, Dec 2 ...

The asteroids, named 447755 (2007 JX2) and (2020 XR), are each estimated to be roughly between 900 feet and 2,100 feet across ...

By the end of this year, NASA may have a new plan in place for returning samples from Mars. The agency announced in October that it had convened an outside panel of experts to review a dozen ...

Camp Century was built in 1959 and advertised as a U.S. research site—but it also hosted a clandestine missile facility ...

With the Europa Clipper, scientists will achieve a lifelong dream, and possibly discover the first proof of life beyond Earth ...

NASA's December 2024 skywatching highlights include Venus shining as the "Evening Star," Jupiter at its brightest during ...

One of Uranus's moons likely has an ocean while the composition of the planet itself is more bizarre than we knew ...

NASA's Europa Clipper embarks on a 1.8 billion-mile journey to study Jupiter’s moon Europa for potential habitability.

Headed to Jupiter’s moon Europa, NASA’s Europa Clipper spacecraft is operating without a hitch and will reach Mars in just ...