The U.S. military released a new batch of files related to UFOs, including one report from a Navy pilot who said a mysterious ...

We all hide from the truth, whether it’s to protect our own peace of mind, spare someone we love from pain, or keep our faith ...

NASA chief Jared Isaacson has confirmed that the space agency has taken images of objects that remain unknown, which could be ...

Turns out the Nixon–Jackie Gleason alien legend is far from the only Hollywood close encounter.

That little alien emoji staring back from your phone, with its smooth, bulbous head and almond-shaped black eyes, has ...

Donald Trump is said to be dropping a bombshell about aliens.MEGA; @ABCNews/Youtube Trump is said to be 'ready to go' with a shocking speech about aliens.@ABCNews/Youtube;MEGA "People I have spoken ...

Discover the starting UFO claim by a former NASA employee, shedding light on alleged extraterrestrial encounters and government secrets.

Metal spheres found on a Queensland beach are likely space debris, not extraterrestrial. The Australian Space Agency is working with international partners to confirm their origin.

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...