The Chinese launch company Galactic Energy suffered its first failure on Thursday (Sept. 21), resulting in the loss of a remote-sensing satellite.

NASA's OSIRIS-REx spacecraft is carrying the first ever asteroid samples recovered by the agency. Now, after a 1.2 billion-mile journey back to Earth, it's about to land.

The U.S. Federal Aviation Administration has proposed a rule that would limit the amount of time that rockets' upper stages stay in orbit.

NASA has named a new director of UFO research who will oversee the agency's studies into UAP, or unidentified anomalous phenomena.

Lawmakers in Mexico heard testimony this week about the presence of alien life on Earth that included two "corpses of extraterrestrials." NASA's UAP study team isn't so sure.

"But we don't know what these UAP are," NASA chief says. The agency is appointing a new UAP research director.

On Saturday (Sept. 23) at 2:50 a.m. EDT (0650 GMT), autumn begins astronomically in the Northern Hemisphere, and spring starts in the South.

Screen Media Films has released a new trailer for Tom DeLonge's UFO conspiracy film 'Monsters of California.'

Deals From realistic Lego kits based on NASA properties to family-friendly fun builds, here are the best deals on Lego space sets.

NASA's first asteroid sample will return to Earth next week, and you can help create the soundtrack for the spacecraft's epic touchdown.