Zero Gravity: Life on the International Space Station

Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater

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

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

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Earth. Today, Earth's twin is a planet knocked...

A new age of space exploration, and exploitation, is dawning. But surprisingly, some of the boldest efforts at putting humans into space are now...

An epic journey around Mars — built from real satellite and rover data — revealing the red planet as you’ve never seen it before.

National Geographic and NASA are sending you into space - live! For the first time ever, board the International Space Station and take a complete...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the Earth. Several international teams of scientists...

Top Gear presenter James May presents this informative program that examines the historic moon missions. Traveling to America, May meets three of the...

In one single, epic camera move we journey from Earth's surface to the outermost reaches of the universe on a grand tour of the cosmos, to explore...

This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - among nature's more spectacular phenomena –...