ESA astronaut Tim Peake, NASA astronaut Tim Kopra and commander Yuri Malenchenko were launched into space 15 Decemeber 11:03 GMT from Baikonur cosmodrome, Kazakhstan.
The launch marks the start of Tim Peake’s six-month Principia mission on the International Space Station running over 30 scientific experiments for ESA.
Follow Tim Peake via http://timpeake.esa.int and follow the whole mission on ESA’s Principia blog: http://blogs.esa.int/principia.
Full launch replay here:
http://www.esa.int/spaceinvideos/Videos/2015/12/Principia_launch