The Last Steps

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

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...

It has been said that 10,000 years from now only one name will still be remembered, that of Neil Armstrong. But in the four decades since he first...

What if you could get behind the wheel and race through space? We scale down the Solar System to the continental United States and place the planets...

Moonscape is a free and freely downloadable high-definition documentary about the first manned Moon landing. Funded and produced by space...

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

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...

The New Horizons team examines the latest findings and imagery from Pluto and the fringes of our solar system revealing a world unlike any other...

Commemorating the space agency's 50th anniversary, follow John Glenn's Mercury mission to orbit the earth, Neil Armstrong's first historic steps on...

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

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

A team of international scientists attempt to document the first-ever image of a black hole.