Origins Unknown: The Alien Presence on Earth

Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Venus and Mars, and find proof of new planets and...

The first American space station Skylab is found in pieces scattered in Western Australia. Putting these pieces back together and re-tracing the...

The award-winning film documents the amazing, true-life adventures of Billy Meier, the only proven UFO contactee.

A feature-length documentary about the film Galaxy Quest and its legacy, celebrating its milestone 20th anniversary.

Twelve men who belong to one of the world's most exclusive fraternities -- people who've walked on the surface of the moon -- are paid homage in this...

Horizon visits state-of-the-art laboratories and uses CGI to recreate the science-fiction-worthy weather experienced on other planets.

Documentary chronicling the history of the Heaven's Gate cult, including actual home video footage and interviews with surviving members.

In the year 1957 the cold war expands to space. The Soviet-Union sends Sputnik as the first manmade object into earth-orbit. 3 years later Yuri...

In unusual circumstances, scientists from different countries work together to achieve a common scientific goal. Locked in their spinning space lab,...

Aliens are real and the greatest conspiracy ever is the cover-up to this shocking truth. Nick Pope, who ran the UFO program at the UK Ministry of...

On March 25, 1948 a UFO spacecraft of extraterrestrial origin crashed in a place called Aztec, New Mexico. Sixteen alien bodies were discovered dead...