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.

Using original footage and interviews, this documentary tells the nail-biting story of Apollo 13 and...

Explores achievements of Eileen Collins, the first woman to pilot and command a spacecraft, paving t...

Social isolation affects millions of people, even Mars-bound astronauts. A savvy NASA psychologist i...

At the dawn of the Space Race, seven test pilots set out to become the first American astronauts to ...

With access to the scientists and engineers responsible for the Curiosity rover's on-the-ground expe...

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

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...

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

July 1969. America made history and sent the first humans to the moon. High-quality NASA footage and...

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

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

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

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

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

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

Everyone knows Neil Armstrong came back from the Moon in 1969 – but it wasn’t until three years late...

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

Commemorating the space agency's 50th anniversary, follow John Glenn's Mercury mission to orbit the ...