The World's Most Powerful Telescopes

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...

The captivating tales of the people and events behind one of humanity's greatest achievements in exploration: NASA's Voyager mission.

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

What’s it like to dedicate your life to work that won’t be completed in your lifetime? Fifteen years ago, filmmaker David Licata focused...

A team of international scientists attempt to document the first-ever image of a black hole.

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

With unique access to Nasa, Brian Cox follows Perseverance rover’s search for life on Mars during a critical seven-day period as it undertakes...

In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite) discuss the Big Bang theory, God, our existence...

The film features amazing scenes of places never before seen gathered by key space missions that culminated with groundbreaking discoveries in 2015....

An IMAX 3D camera chronicles the effort of 7 astronauts aboard the Space Shuttle Atlantis to repair the Hubble Space Telescope.

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:...

Twelve men who belong to one of the world's most exclusive fraternities -- people who've walked on the surface of the moon -- are paid homage in this...