Armageddon: The Future of the Planet is at Stake

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

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

It contains 99.9 percent of all the matter in our solar system and sheds hot plasma at nearly a million miles an hour. The temperature at its core is...

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...

Computer animation and footage from NASA space missions explain how our solar system evolved and the place Earth has within the system.

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

A mind-bending, thrilling journey exploring the fragility and wonder of planet Earth, one of the most peculiar, unique places in the entire universe,...

Top Gear presenter James May presents this informative program that examines the historic moon missions. Traveling to America, May meets three of the...

The Wonder of it All focuses on the human side of the men behind the Apollo missions through candid interviews with seven of the Apollo astronauts:...

What if you could get behind the wheel and race through space? We scale down the Solar System to the continental United States and place the planets...

Comets pose one of the greatest threats to life on Earth - a threat that can only be countered if we find out more about them. In 2005, in an...

William Shatner presents a light-hearted look at how the "Star Trek" TV series have influenced and inspired today's technologies, including: cell...