The SpaceX Dragon cargo craft is due to undock from the the International Space Station at 5:05 p.m. EST today and return to Earth on Wednesday loaded with about 4,400 pounds of hardware and science experiments. Dragon is pictured here docked to the space-facing port on the Harmony module. In the foreground, is the Dextre fine-tuned robotic hand attached to the Canadarm2 robotic arm. #nasa #spacex #dragon #cargodragon #csa #robotics #robotic #cargo #hardware #science #research #international #space #station