ORBIT: A Journey Around Earth in Real Time

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

"The World's Most Powerful Telescopes" is a research expedition across the southern firmament. The science documentary shows the powerful telescopes...

For 18-year-old Finnish–Kosovan Fatu, a simple visit to the grocery store feels as nerve-racking as a lunar expedition: for the first time in...

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

A look at the creation and filming of the various heroes and villains from all six Star Wars movies, leading up to the release of Star Wars: Episode...

In an age when misinformation, alternative facts, and conspiracy theories have become mainstream, UFOs have risen to become one of the most-talked...

Pilot JP Schulze and filmmaker Louis Cole set off to circumnavigate the world in a single-engine, 1974 Cessna T210L airplane named Balloo. They had...

The Future of the Planet is at stake by biblical brophecy to spaceborn calamity.

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

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

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...

Laika, a stray dog, was the first living being to be sent into space and thus to a certain death. A legend says that she returned to Earth as a ghost...