Ever wonder how astronauts aboard the International Space Station have fun? This video shows you one way they do that. It features space man Commander Chris Hadfield and his own rendition of David Bowie’s “Space Oddity”. Hadfield, who recently came back to Earth, is the first Canadian to take command of the International Space Station. The video has gone viral since being posted on Sunday. As of writing, it already has nearly 12.3 million views.