The book, An Astronaut's Guide to Life on Earth, combines autobiographical elements with would-be advice on decision making and living life to the full. I spoke to Chris about hanging up his space helmet and taking up the writer's pen.
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People all around the world celebrating St Patrick's Day on Sunday - and one person had a better view than most.
Canadian astronaut, Commander Chri...
National treasure Sir David Attenborough made his Twitter debut on Wednesday - and received a message from space.
The veteran wildlife broadcaster ...
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