Project Gemini: A Bold Leap Forward

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

National Geographic's riveting effort recounts all 12 crewed missions using only archival footage, photos and audio.

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...

On July 16, 1969, hundreds of thousands of spectators and an army of reporters gathered at Cape Kennedy to witness one of the great spectacles of the...

Thundering across the sky on elegant white wings, the Concorde was an instant legend. But behind the glamour of jet setting at Mach 2 were stunning...

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

At 38, Thomas Pesquet is the youngest French astronaut to be selected for a 180 days mission in the ISS. Oleg Novitskiy, the Russian pilot and the...

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.

Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Venus and Mars, and find proof of new planets and...

This film shows how far we have come since the cold-war days of the 50s and 60s. Back then the Russians were our "enemies". And to them the Americans...

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...