John Glenn: American Hero

A unique behind-the-scenes access to NASA’s ambitious mission to launch the James Webb Space Telescope, following a team of engineers and...

NASA launches its most ambitious hunt for traces of life on Mars, landing a car-sized rover in a rocky, ancient river delta. The rover will stow...

An epic journey around Mars — built from real satellite and rover data — revealing the red planet as you’ve never seen it before.

The Academy Award® nominee Cosmic Voyage combines live action with state-of-the-art computer-generated imagery to pinpoint where humans fit in...

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

In this video, you can hear their stories in their own words. David Hartman hosts a Salute to the Apollo Program featuring astronauts Walt...

A testament to NASA's Apollo program of the 1960s and '70s. Composed of actual NASA footage of the missions and astronaut interviews, the documentary...

Go higher, faster and farther with the Smithsonian as they explore the dreams of flight.

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...

After decades of amazing discoveries, spacecraft Cassini embarks on its final - and most daring - mission: a dive below Saturn's rings.

The Dream Is Alive takes you into space alongside the astronauts on the space shuttle. Share with them the delights of zero gravity while working,...