Chris Hadfield
Canadian Space Agency astronaut Chris Hadfield speaks during a news briefing at NASA’s Johnson Space Center Thursday, Sept. 13, 2012, in Houston. Hadfield will be the first Canadian to command the International Space Station. (AP Photo/Pat Sullivan) The Associated Press
Canada

NASA fieldtrip with @Cmdr_Hadfield

Twitter diary of Kate Lunau’s expedition to Johnson Space Center
By Kate Lunau