The former International Space Station commander is teaching a MasterClass on space exploration
Astronaut Chris Hadfield has logged 4,000 hours in space. But his career may be defined by the five-minute, 30-second cover of David Bowie’s “Space Oddity” that he filmed in 2013. The cover is so good that Bowie himself sung Hadfield’s praises in a Facebook post, declaring the music video “poignant.”