Comet Collision

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

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...

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

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

Explores the $10 billion JWST's engineering and construction process, historic Dec. 25, 2021 launch, and the release of its first full-color,...

In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite) discuss the Big Bang theory, God, our existence...

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

Can Homo sapiens evolve into Homo spatius? For over 50 years now, we have been testing our human nature in our effort to conquer outer space, and...

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laboratory that 16 nations came together to build. Get a...

Join the Mars rovers Spirit and Opportunity for an awe-inspiring journey to the surface of the mysterious red planet.

The 1960s was an extraordinary time for the United States. Unburdened by post-war reparations, Americans were preoccupied with other developments...