Electric space propulsion systems use energized atoms to generate thrust. The high-speed beams of ions bump against the graphite surfaces of the thruster, eroding them a little more with each hit, and are the systems' primary lifetime-limiting factor.
Richard Wirz to be a leader of NASA s new space propulsion institute ucla.edu - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ucla.edu Daily Mail and Mail on Sunday newspapers.
Georgia Tech shares $15M from NASA to advance deep space exploration eurekalert.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from eurekalert.org Daily Mail and Mail on Sunday newspapers.