Another three - Michael Foale, Nicholas Patrick and Piers Sellers - all became US citizens to fly with the American space agency (Nasa).

BBC: Honour given to 'UK astronauts'

The British Interplanetary Society has commissioned 10 silver pins, and Dr Patrick is the fourth person to receive one after Helen Sharman, Richard Garriott and Piers Sellers.

BBC: 'UK spaceman' Nicholas Patrick honoured