Spacewalking cosmonauts release 3-D-printed satellite
Spacewalking cosmonauts set free the world's first satellite made almost entirely with a 3-D printer on Thursday.
Spacewalking cosmonauts set free the world's first satellite made almost entirely with a 3-D printer on Thursday.
Space Exploration
Aug 17, 2017
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(PhysOrg.com) -- The idea of the space elevator just got a little crazier. While the “traditional” concept involved using rocket propulsion or laser light pressure to propel loads up a cable anchored to Earth, a new study ...