Chinese space station's new robotic arm flexes muscles during in-orbit tests | South China Morning Post

A seven-jointed robotic arm on China's Tiangong space station has completed in-orbit tests, allowing for more agility and precision in tasks such as moving supplies and repairing equipment. The arm, which is 5 metres (16.4 feet) long and mounted on the recently launched Wentian lab module , performed a series of actions including disengaging from its base and crawling on the surface of the space station, according to a video released by the China Manned Space Agency on Tuesday. While crawling, it docked with and undocked from four adaptors on the space station's surface to make sure they were working….