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How to put a human on Mars: The journey

22 July 2013 Last updated at 15:48 BST

Dr Martin Archer and Simon Foster of Imperial College London step aboard a virtual spacecraft.

They show how the craft, part of an Imperial concept design for a human mission to Mars, rotates to generate artificial gravity - and they talk about how a crew would spend the nine-month journey to the Red Planet.

Cameras: Matt Donald. 3D Artist: Jonathan Barrett. Lighting Director: Bob Tully. Studio Director: Barton Macfarlane. Virtual Reality Creative Director: Jonathan Spencer. Editor: Neil Bowdler.

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