ISS036-E-029800 (9 Aug. 2013) --- The Canadarm2 moves toward the unpiloted Japanese "Kounotori" H2 Transfer Vehicle-4 (HTV-4) as it approaches the International Space Station. The HTV-4 is delivering 3.6 tons of science experiments, equipment and supplies to the orbiting complex. Earth’s horizon and the blackness of space provide the backdrop for the scene.