NASA could buy plasma engine for station reboost services - 1 views
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enough to generate 1lb of thrust (0.00445kN) and fulfil the critical role of giving the Space Station a periodic altitude boost.
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the most powerful electric engine in operation toda
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, NASA is contracting Ad Astra Rocket for a lunar tug concept study, to take cargo from the Earth to the Moon and back, and deliver equipment in preparation for a human landing