Astronaut Piers Sellers in space
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Terminally ill astronaut Piers Sellers on space flight

22 January 2016 Last updated at 07:51 GMT

British-born astronaut Piers Sellers, who was diagnosed with terminal cancer in October, looks back on his missions to space.

Dr Sellers, who was born in Crowborough, East Sussex and went to school in Kent, was diagnosed with terminal cancer in October,

He talked to BBC South East about his missions to space and what it taught him.