In the Shadow of the Moon

The Hubble Space Telescope has spent more than 30 years scrutinizing the cosmos in an attempt to unravel the secrets of the Universe and go as close...

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

Luca Parmitano is the first italian astronaut to perform an extravehicular activity, currently part of the crew engaged in the Expedition 61 mission...

Venture into deep space for a fascinating look at asteroids, their cosmic origins and the potential threat they pose to our world. Written and...

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

In unusual circumstances, scientists from different countries work together to achieve a common scientific goal. Locked in their spinning space lab,...

A long time ago, years before Elon Musk reached for the stars with his Space X project, a young man had his own childhood dream about a journey into...

A group of maverick scientists on a remote Australian sheep farm are the globe's only hope for obtaining the epic images of man's first steps on the...

In 1977, two scientific research satellites, Voyagers I and II, were sent into orbit to travel to the farthest reaches of the solar system. This...

Black holes stand at the limit of what we can know. To explore that edge of knowledge, the Event Horizon Telescope links observatories across the...

The life of engineer and former NASA astronaut José M. Hernández, the first migrant farmworker to go to space.