Astronaut Chris Hadfield wins over fans back on Earth
23 April 2013 Last updated at 14:19 BST
Canadian astronaut Chris Hadfield has been on the International Space Station since December 2012 and in command of the vessel since March. During that time he has built up a loyal fan base back on Earth thanks to his Twitter feed of comments, photos and videos showing what life is like in space.
Stephen Smith reports for Newsnight on a new galactic superstar.