Video diary: In Gagarin's footsteps
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Tim Peake on being part of human spaceflight tradition

British astronaut Tim Peake has spent months in training ahead of his mission to the International Space Station.

In this video diary for Horizon's Tim Peake special, he reflects on being a part of a 54-year-old tradition of human spaceflight and following in the footsteps of Yuri Gagarin, the first person in space

  • 04 Dec 2015