Apollo 16: Nothing So Hidden

New Horizons is the first mission to Pluto and the Kuiper Belt of rocky, icy objects beyond. Principal Investigator Alan Stern leads a mission team...

From the unique vantage point of 200 miles above Earth's surface, we see how natural forces - volcanoes, earthquakes and hurricanes - affect our...

For 18-year-old Finnish–Kosovan Fatu, a simple visit to the grocery store feels as nerve-racking as a lunar expedition: for the first time in...

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

All of the necessary technologies required to reach the Moon was first tested during Project Gemini, which comprised of ten missions in the mid-1960s.

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

In one single, epic camera move we journey from Earth's surface to the outermost reaches of the universe on a grand tour of the cosmos, to explore...

Never-before-heard audio tapes recorded with Neil Armstrong during the final years of his life reveal an intimate portrait of this iconic - and...

"The World's Most Powerful Telescopes" is a research expedition across the southern firmament. The science documentary shows the powerful telescopes...

Aspiring teenage astronauts reveal that a journey to Mars is closer than you think.

Documentary about an African-American girl who grows up to help NASA put astronauts into space and bring them home safely. She was one of the main...