2018年8月8日 星期三

NASA Invests in Concepts for a Vibrant Future Commercial Space Economy

In an ongoing effort to foster commercial activity in space, NASA has selected 13 companies to study the future of commercial human spaceflight in low-Earth orbit, including long-range opportunities for the International Space Station.

August 08, 2018
from NASA https://ift.tt/2Mdy6Rf
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