
Ranger 7 took this image, the first picture of the Moon by a U.S. spacecraft, on July 31, 1964, about 17 minutes before crashing into the lunar surface. via NASA https://ift.tt/m8Wzyv5
The Carbothermal Reduction Demonstration (CaRD) project aims to demonstrate the carbothermal reduction of lunar regolith to produce oxygen ...
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