Coming Home from Space: The Challenge of Re-Entry

The 1960s was an extraordinary time for the United States. Unburdened by post-war reparations, Americans were preoccupied with other developments...

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...

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...

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

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...

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

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

Who were the men and women of Project Apollo? Where are they today? What do they think of the extraordinary effort they helped make possible?...

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

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...

In an age when misinformation, alternative facts, and conspiracy theories have become mainstream, UFOs have risen to become one of the most-talked...

Recently discovered footage reveals the secret history of NASA's first landing on the moon, and using this brand-new evidence, former astronauts and...