ESA astronaut Tim Peake walking to the launch pad, in Baikonur, Kazakhstan, on 15 December 2015.
Tim will leave for the International Space Station from Baikonur cosmodrome at 11:03 GMT (12:03 CET) with NASA astronaut Tim Kopra and Russian commander Yuri Malenchenko.
Follow Tim Peake and his mission via timpeake.esa.int and watch the launch live on the ESA website.