Naturally, YouTube commenters are in raptures.
And the big question on everyone's lips.
Though not everyone was so impressed.
An interactive map of the Earth, as photographed from space by Commander Hadfield
cogsnscc.maps.arcgis.com
The Twitter-savvy astronaut, who returns home from the ISS today, saves the best for last, by making the first ever music video in space.
cogsnscc.maps.arcgis.com