On China's new space station, a robotic arm test paves way for future construction

An illustration of China's robotic arm test on the Tiangong space station module Tianhe as it moved the Tianzhou 2 cargo ship on Jan. 5, 2022. A large robotic arm on China's space station has successfully grasped and maneuvered a cargo spacecraft in a crucial test ahead of upcoming module launches. The 33-foot-long...