Suits became more technologically sophisticated as Gemini astronauts started spacewalking and Apollo astronauts went moonwalking.

NPR: NASA's Future Spacesuits Are Made for Walking

He was watching television coverage of astronauts spacewalking at the International Space Station.

BBC: System could warn of solar storms

More than 70% surveyed would spend two weeks or less on a suborbital tourism flight and 88% were interested in spacewalking.

BBC: Are people really interested in space tourism?

From June onward, there will be pieces of space station going to orbit and getting connected by spacewalking astronauts and cosmonauts through 2002.

CNN: The View from Space

The skies above Earth are now littered with the debris of dead satellites, bits of old rockets and the odd tool dropped by a spacewalking astronaut.

ECONOMIST: A satellite that tidies up after itself

It was a programme that included engineering familiarisation, medical, survival and robotics training as well as microgravity or "zero-g" flights and sessions in a giant pool practising spacewalking.

BBC: Major Tim Peake says he is not too old to go into space