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Originally posted by RFBurns
There is already a probe out there that uses an Ion drive. Problem is that the thrust is incredibly weak, sort of like a car that gets 1000 mpg but takes 5 hours to go from zero to 60.
Deep Space 1
NSTAR Ion Engine
ESA SMART-1 Ion Engine
Inside the Ion Drive
[edit on 3-2-2009 by RFBurns]