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

The Indian Space Research Organization began attempts to wake the Chandrayaan-3 moon lander and rover from hibernation after the two-week frosty lunar night.

Scientists have developed a nuclear fuel source no larger than a seed, which NASA will test for use in future moon missions.

A European collaboration aims to break through some of the technological barriers to the exploration of icy moons like Jupiter's Europa, using Antarctica as a proving ground.

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.

Comet Nishimura, which was only discovered in August, has survived its closest approach to the sun and will brighten over the next week. But is it still visible from Earth?

The duration of the annular solar eclipse depends on the viewing location. We look at where the longest 'ring of fire' will occur and how long the eclipse will last.

Actor Tom Hanks, the star of Apollo 13, says he'd love to visit space for real. He said he'd be glad to clean toilets and serve food to help the rest of the crew.

'Star Trek' advisor Erin Macdonald delivered a lecture at NASA's Goddard Space Flight Center recently about the relationship between the show and modern space exploration.