Expedition 46 On International Space Station

IN SPACE - DECEMBER 18: (EDITORIAL USE ONLY) (NO SALES) In this handout image supplied by the European Space Agency (ESA), ESA astronaut Tim Peake gives the thumbs up in zero gravity days after his arrival on the International Space Station, December 18, 2015. Expedition 46-47 crewmembers ESA astronaut Tim Peake, NASA astronaut Tim Kopra and Russian cosmonaut commander Yuri Malenchenko were welcomed aboard the International Space Station by Russian cosmonauts Mikhail Korniyenko and Oleg Kononenko, and NASA astronaut Scott Kelly for a six-month mission, as part of Expedition 46. (Photo by ESA via Getty Images)