In this image made from video provided by NASA, Russian cosmonaut Sergei Ryazansky holds a mini satellite before launching it by hand from the International Space Station on Thursday, Aug. 17, 2017. (NASA via AP) Spacewalking cosmonauts set free the world’s first satellite made almost entirely with a 3D printer on Thursday. The satellites were […]
Source: The 3d printers sourcefrom The 3d printers source http://ift.tt/2fUenYn
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