Video: Principia mission overview

Named after Isaac Newton's text Naturalis Principia Mathematica, ESA's Principia mission will be the eighth long-duration mission to the International Space Station.

British astronaut Tim Peake will be launched from Baikonur in Kazakhstan onboard a Russian Soyuz vehicle, spending five months in orbit. He'll carry out an intensive schedule of European and international experiments, in addition to numerous educational activities from space.