Communications, Navigation And In-Space Propulsion Technologies Selected For NASA Flight Demonstration “NASA has selected three proposals as Technology Demonstration Missions to transform space communications, deep space navigation and in-space propulsion capabilities. The projects will develop and fly a space solar sail, deep space atomic clock, and space-based optical communications system.” NASA Developing New Technologies for Deep Space Travel, Bobby Braun and Tom Kalil, OSTP “Investments in research and technology are […]