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Mars rover landing 'a triumph'

9 August 2012 Last updated at 15:37 BST

With Nasa's Curiosity rover finally safe on the surface of Mars, the team that put it there has had time to reflect on their efforts.

Adam Steltzner, who led the group that devised the "crazy" landing system, says he hopes the achievement will stand as a huge inspiration to people.

He told our correspondent Jonathan Amos what the moments before landing were like.