ORBIT: A Journey Around Earth in Real Time

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

The Future of the Planet is at stake by biblical brophecy to spaceborn calamity.

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...

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...

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

Laika, a stray dog, was the first living being to be sent into space and thus to a certain death. A legend says that she returned to Earth as a ghost...

Narrated by Academy Award winners Sissy Spacek and Herbie Hancock, River of Gold is the disturbing account of a clandestine journey into Peru's...

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

Archival material from the original NASA film footage – much of it seen for the first time – plus interviews with the surviving...

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

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

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...