Origins Unknown: The Alien Presence on Earth

Explores the unprecedented bipartisan congressional effort to uncover what intelligence agencies really know about UFOs, now referred to as UAP.

The captivating tales of the people and events behind one of humanity's greatest achievements in exploration: NASA's Voyager mission.

National Geographic's riveting effort recounts all 12 crewed missions using only archival footage, photos and audio.

In 2021, a Pentagon report revealed what the US government had denied for decades -- UFOs are real and may even pose a threat to our planet. Now,...

How can structures, which take up defined, rigid portions of space, make us feel transcendence? How can chapels turn into places of introspection?...

It contains 99.9 percent of all the matter in our solar system and sheds hot plasma at nearly a million miles an hour. The temperature at its core is...

UFO sightings, controversial photographs of alien bodies, eyewitness accounts and rare footage suggest the possibility of extraterrestrial visitors....

This documentary uncovers the cover up behind UFOs. It examines why UFOs and visitors from space appear to a few intelligent, influential Earth...

On July 16, 1969, hundreds of thousands of spectators and an army of reporters gathered at Cape Kennedy to witness one of the great spectacles of the...

Aspiring teenage astronauts reveal that a journey to Mars is closer than you think.

An IMAX 3D camera chronicles the effort of 7 astronauts aboard the Space Shuttle Atlantis to repair the Hubble Space Telescope.

A documentary chronicling the history of the telescope from the time of Galileo. Featuring interviews with leading scientists discussing Galileo's...