
British European Space Agency (ESA) astronaut Major Tim Peake poses during the first New Scientist Live event on his experiences of ESA expeditions lasting over six months in space in London, Britain, on Sept. 22, 2016. (Xinhua/Ray Tang)

British European Space Agency (ESA) astronaut Major Tim Peake poses during the first New Scientist Live event on his experiences of ESA expeditions lasting over six months in space in London, Britain, on Sept. 22, 2016. (Xinhua/Ray Tang)