JAXA (Japan Aerospace Exploration Agency) Flight Engineer Satoshi Furukawa took over this work on Friday, continuing the examination to help scientists better understand how the covering holds up over time.Four Expedition 70 crewmates join each other inside the International Space Stations Unity module for Christmas Eve celebrations. From left are, NASA Flight Engineers Jasmin Moghbeli and Loral OHara; Flight Engineer Koichi Wakata from JAXA (Japan Aerospace Exploration Agency); and Commander Andreas Mogensen from ESA (European Space Agency). Flight Engineer Oleg Kononenko changed and got rid of hardware in the Zvezda service module, while Flight Engineer Nikolai Chub completed some orbital pipes.