The new crew will replace three other Soyuz fliers wrapping up a 240-day stay aboard the International Space Station.

Liftoff is scheduled for 10:47 a.m. ET.

It's the latest release after President Donald Trump signed an executive order mandating that the Pentagon be more open with ...

The final NASA Space Shuttle crew reunited under Atlantis at Kennedy Space Center Visitor Complex for the 15th anniversary of ...

The Pentagon released its fourth batch of files related to unidentified anomalous phenomena UAPs Friday, which contains 40 ...

The Pentagon has released 40 new declassified UFO files, including decades-old military reports, videos and images ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

Night Sky This Week. Discover this week's must-see night sky events, moon phases, and stunning astrophotos. Sign up for our ...

Superman is one of the most powerful characters in all of DC Comics, but there are several Kryptonians who match up to him.

The Next Generation was forever changed by "The Best of Both Worlds," which features a battle that rocked the entire ...

NASA's relationship with UFOs has evolved alongside broader changes in public and government interest in unexplained ...

With over decades of films and convincing radio plays, aliens have captivated our imaginations and our worst fears. They’ve ...