Steven Spielberg's claims that aliens have already visited Earth have drawn a mixed but pointed scientists' reaction this week, with astrophysicists in the UK and Australia stressing that while ...

Space exploration was a major theme of a state House hearing on Tuesday, even as the budget deadline looms over lawmakers.

NASA has plans for an ambitious moon base where astronauts can live long-term as the agency prepares to send humans to Mars.

The contracts ​for Firefly and Intuitive ‌Machines ⁠each involve sending another one of their landers to ​the moon.

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

A former Pentagon UFO investigator who alleges he has witnessed extraterrestrial spacecraft and non-human entities is preparing to expose what he describes as an eight-decade government conspiracy.

A U.S. pastor claims he was taken to a secret UFO disclosure gathering in Tennessee ...

Full Disclosure: the reality behind Spielberg's "Disclosure Day" goes behind the scenes of the new summer blockbuster and explores the real UFO files that inspire the film, including new info on UAPs.

When UK mockumentary Alternative 3 tried to spook viewers that scientists were vanishing as part of a sinister space plot it succeeded. Today, the resulting conspiracy theory has even seen Trump’s ...

A backup version of Skylab was displayed when the Smithsonian’s National Air and Space Museum opened 50 years ago. After renovation of the building, the artifact is once more on view in a new gallery ...