Chris Hadfield

Chris Austin Hadfield, OOnt CD, (born August 29, 1959) is a Canadian retired astronaut. The first Canadian to walk in space,^[1] he has flown on two space shuttle missions and also served as commander of the International Space Station. That made him the first Canadian to serve as commander of the International Space Station. He led Expedition 35 after its launch on 19 December 2012.^[2] He was previously a a Royal Canadian Air Force fighter pilot.^[3]

Colonel Chris Hadfield OC OOnt MSC CD
Born	(1959-08-29) August 29, 1959 (age 66) Sarnia, Ontario, Canada
Status	Retired
Nationality	Canadian
Occupation	Test pilot
Space career
CSA Astronaut
Rank	Commander, CSA & NASA Colonel, RCAF fighter pilot (retired)
Time in space	166 days
Selection	1992 CSA Group
Total EVAs	2
Total EVA time	14 hours 53 minutes and 38 seconds
Missions	STS-74, STS-100, Soyuz TMA-07M, Expedition 34/35
Mission insignia

Forbes described Hadfield as "perhaps the most social media savvy astronaut ever to leave Earth" with an audience all over the internet including over 2,000,000 Twitter followers,^[4] over 600,000 Facebook fans,^[5] one of the top Reddit AmA threads of all time,^[6] and a popular Tumblr blog.^[7]

Hadfield wrote a memoir, An Astronaut's Guide to Life on Earth, and published it in 2013.^[8] The book became a New York Times bestseller^[9] and was the bestselling book in Canada on a Canadian subject.^[10]