ISS040-E-139619 (10 Sept. 2014) --- In the International Space Station’s Tranquility node, NASA astronaut Reid Wiseman, Expedition 40 flight engineer, works with the Total Organic Carbon Analyzer (TOCA) while European Space Agency astronaut Alexander Gerst (background), flight engineer, gets a workout on the advanced Resistive Exercise Device (aRED).
Photographer Reid Wiseman
Date September 10, 2014