Chris Austin Hadfield, O.Ont, MSC, CD (born 29 August 1959) is a Canadian astronaut from the Canadian Space Agency (CSA) who was the first Canadian to walk in space. Hadfield has flown two space shuttle missions, STS-74 in 1995 and STS-100 in 2001. He has served as CAPCOM for both Space Shuttle and International Space Station (ISS) expeditions. He is currently training for a long duration stay on board the ISS, which will include command of Expedition 35 in 2012–13. He will be the first Canadian to command the ISS. He is enthusiastic about the prospects for a manned mission to Mars, and when asked if he would consider a one-way journey to Mars to be the first to visit, he said "I would be honoured to be given the opportunity."