What’s Wrong with Our Sun?

This is the complete story of NASA's Moon Missions, from Apollo 1 to Apollo 17, told for the first time using 4K and HD original footage taken by astr...

This remarkable journey across our planet and universe explores how meteorites, shooting stars, and deep impacts have awoken our wonder about other re...

John Glenn goes on another journey into outer space for tests on how old age is affected there. His whole life is chronicled in this informative docum...

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 new...

July 20, 1969. Apollo 11 lands on the surface of the Moon. Such a feat was apparently performed to the greater glory of all mankind, but actually it m...

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 the...

Planetary scientist Carolyn Porco explains what it takes to look for life beyond Earth, and what conditions are required for life to exist. Porco argu...

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.