Overview: Professor Brian Cox and Dara O Briain present live coverage of British astronaut Tim Peake's arrival at the International Space Station. At the Science Museum in London they are joined by astronauts including former ISS commander Chris Hadfield and Helen Sharman, who can give them the low down on the journey through space, life aboard and what Tim will face from his very first night on the ISS. Plus Dallas Campbell reports live from Kazakhstan with Tim Peake's first phone call home from space.