Three billion miles away a grand-piano-sized spacecraft is speeding through the outer solar system at nearly 1,000 miles per minute. After nearly a decade in space, the New Horizons space probe will have just 86 seconds to complete its primary mission: Discover the planet Pluto. This time-sensitive special will showcase the first quality pictures of Pluto that the probe will capture.

Documentary about the Griffith Observatory, shown at their Leonard Nimoy Event Horizon Theater

Travel to the edges of our solar system with this unique blend of photographic images, video and com...

The complex engineering challenges that make re-entry into the earth's atmosphere so dangerous. Scie...
Comets pose one of the greatest threats to life on Earth - a threat that can only be countered if we...

The first feature from Alison McAlpine is a dialogue with the heavens—in this case, the heavens abov...

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

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Ea...

Horizon visits state-of-the-art laboratories and uses CGI to recreate the science-fiction-worthy wea...

The posse meet three cat clerics who worship Lister as their God. Lister vows to help them as they'r...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the...

Did Mars ever have life on it? To answer this question, Europe and Russia have launched a unique and...

A pilot for an unproduced British science fiction space adventure series.

NASA may have just gotten one step closer to the answering the question: are we alone? The Spitzer T...

An epic journey around Mars — built from real satellite and rover data — revealing the red planet as...

The first American space station Skylab is found in pieces scattered in Western Australia. Putting t...

The Seventh Doctor becomes the Eighth. And on the streets of San Francisco – alongside new ally Grac...

The 1960s was an extraordinary time for the United States. Unburdened by post-war reparations, Ameri...

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laborat...

Join the Mars rovers Spirit and Opportunity for an awe-inspiring journey to the surface of the myste...