NGC visualizes in spectacular HD the devastating ecological impact each single degree increase in temperature could have on our planet over the next century.

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 audacious bid to do just that, NASA scientists launched a space probe to collide with a comet in the emptiness of deep space. This film follows the amazing story of mission Deep Impact, from its inception through to the final nail-biting moments when the probe and comet Tempel 1 met head-on.