European Space Agency astronaut Alexander Gerst and his NASA colleague Reid Wiseman are launched into space from the Baikonur Cosmodrome in Kazakhstan. Gerst and Wiseman spend six months in humanity's outpost in space and film many of their activities.

The International Space Station is the most ambitious orbital project ever built. This film explores...

In unusual circumstances, scientists from different countries work together to achieve a common scie...

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

The 1960s was an extraordinary time for the United States. Unburdened by post-war reparations, Ameri...

Twelve men who belong to one of the world's most exclusive fraternities -- people who've walked on t...

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Ea...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the...

An epic journey around Mars — built from real satellite and rover data — revealing the red planet as...

Horizon visits state-of-the-art laboratories and uses CGI to recreate the science-fiction-worthy wea...

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laborat...

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

A new age of space exploration, and exploitation, is dawning. But surprisingly, some of the boldest ...

William Shatner presents a light-hearted look at how the "Star Trek" TV series have influenced and i...

The Wonder of it All focuses on the human side of the men behind the Apollo missions through candid ...

National Geographic and NASA are sending you into space - live! For the first time ever, board the I...

Top Gear presenter James May presents this informative program that examines the historic moon missi...

Archival material from the original NASA film footage – much of it seen for the first time – plus in...