The 20-kW Hall thruster in operation at a laboratory of the China Aerospace Science and Technology Corporation (CASC). /Photo via CASCChina has made a major breakthroug
TheEuropeanSpaceAgency(ESA)hastest-firedanenginethatopensthepathforanovelclassoflow-flyingEarth-orbitingspacemissions.Calledanair-breathingelectricthruster,itis
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