In the 1950s and early '60s, a small band of high-altitude pioneers exposed themselves to the extreme forces of the space age long before NASA's acclaimed Mercury 7 would make headlines. Though largely forgotten today, balloonists were the first to venture into the frozen near-vacuum on the edge of our world, exploring the very limits of human physiology and human ingenuity in this lethal realm.

The first American space station Skylab is found in pieces scattered in Western Australia. Putting t...

The Space Race comes alive through the eyes of the ultimate insider - retired NASA Mission Control F...

In the summer of 1977, NASA sent Voyager 1 and Voyager 2 on an epic journey into interstellar space....

Sally Ride's groundbreaking journey as the first American woman in space concealed a deeply personal...

A group of maverick scientists on a remote Australian sheep farm are the globe's only hope for obtai...

This documentary by Theo Kamecke from 1970 gives an in-depth and profound look at the Apollo 11 miss...

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

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

NASA's biggest spacecraft, Cassini, plunges into Saturn in the final act of a 20-year mission showca...

Spacecraft OSIRIS-REx attempts to grab a piece of an asteroid to bring back to Earth so scientists c...

From the unique vantage point of 200 miles above Earth's surface, we see how natural forces - volcan...

Before the joint NASA/ESA Cassini-Huygens mission, humanity only knew what had been learned, decades...

The Dream Is Alive takes you into space alongside the astronauts on the space shuttle. Share with th...

On January 28, 1986, NASA Challenger mission STS-51-L ended in tragedy when the shuttle exploded 73 ...

A testament to NASA's Apollo program of the 1960s and '70s. Composed of actual NASA footage of the m...

Never-before-aired NASA footage presents evidence that the Moon is being used as a base.

Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Ven...

This film shows how far we have come since the cold-war days of the 50s and 60s. Back then the Russi...

Moonscape is a free and freely downloadable high-definition documentary about the first manned Moon ...

The Academy Award® nominee Cosmic Voyage combines live action with state-of-the-art computer-generat...