The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way to Jupiter.

The test intensifies when they encounter a giant robot from outer space that is set on killing all of them. Ritchson leads ...

Donald Trump’s pledge to release official files relating to UFOs has intrigued conspiracy theorists who suspect the US government has hidden evidence of alien activity on Earth.

Answers to some of those questions could finally become public after President Trump's call last week for the release of files related to UFOs or any "alien and extraterrestrial life." Mr. Trump ...

With the release, the American public could learn what, if anything, the government has documented about the unexplained ...

CAPE CANAVERAL, Fla. (AP) — A telescope in Chile has revealed in unprecedented detail the swirling splendor of star-forming gases at the heart of our Milky Way galaxy.

The Van Allen probe's mission was meant to last two years, but ended up going for nearly seven.

Does NASA have files on aliens? Jared Isaacman says no, and tells Ross Douthat on “Interesting Times” that extraterrestrials would pick a more exciting locale to visit than America’s naval bases.

Donald Trump has ordered the release of files related to aliens, UAP, and UFOs. If previous disclosures are any indication, get ready for a letdown.

A spokesperson for NASA has issued a public statement following President Donald Trump’s announcement that he will direct his administration to release government files related to aliens and ...

The European Space Agency's JUICE spacecraft has captured detailed images of the interstellar comet 3I/ATLAS, offering ...