On China's new space station, a robotic arm test paves way for future construction
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 (10 meters) robotic arm on the Tianhe module of China's new Tiangong space station took hold of the Tianzhou 2 supply ship and moved it around 20 degrees, before returning it to the forward port on Tianhe's docking hub.
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