8 years ago
NASA's 3D-Printed Rocket Engine Roars Into Action
NASA's been working on 3D-printing new rocket engines for years. In that time, a whole bunch of different pieces have been tested successfully, but NASA's newest trial run has more of them working together than ever before. In a series of tests this past October, NASA's prototype engine with 75 percent 3D-printed parts underwent a whole series of fire tests and passed with flying colors. Here's she is blasting out some 20,000 pounds of thrust...
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