It was November 12, 2014, at 5:03pm. Humanity had just accomplished a feat that will forever mark its history. Philae, the miniature laboratory integrated into the Rosetta probe, landed softly on comet 67P Chourioumov-Guérassimenko, better known as Tchouri. The culmination of a project decided twenty-one years earlier, in 1993, by the European Space Agency - the first to display the immense ambition of landing on one of these bodies made of ice and dust, archives of the solar system's infancy. To achieve this, it took years of preparation, a decade-long flight, six billion kilometers flown, thousands of scientists and engineers involved... Astrophysicist Anny-Chantal Levasseur-Regourd sums it all up: "From this mission, we hope - and can reasonably expect - to understand the origin of the solar system and how life appeared on Earth.

This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - a...

European Space Agency astronaut Alexander Gerst and his NASA colleague Reid Wiseman are launched int...
Comets pose one of the greatest threats to life on Earth - a threat that can only be countered if we...

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

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Travel alongside the astronauts as they deploy and repair the Hubble Space Telescope, soar above Ven...

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

Buzz Lightyear must battle Emperor Zurg with the help of three hopefuls who insist on being his part...

A new age of space exploration, and exploitation, is dawning. But surprisingly, some of the boldest ...

National Geographic and NASA are sending you into space - live! For the first time ever, board the I...

The New Horizons team examines the latest findings and imagery from Pluto and the fringes of our sol...

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

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

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

William Shatner presents a light-hearted look at how the "Star Trek" TV series have influenced and i...

Top Gear presenter James May presents this informative program that examines the historic moon missi...

Everyone knows Neil Armstrong came back from the Moon in 1969 – but it wasn’t until three years late...

Twelve men who belong to one of the world's most exclusive fraternities -- people who've walked on t...