| http://www.w3.org/ns/prov#value | - t (i.e. the fuel) at launch, at the cost of a significantly longer flight duration to reach a target such as Jupiter when compared to the direct trajectory.[6] Ion thrusters capable of a delta-v of more than 10 kilometers/s were used on the Dawn spacecraft.[7] This is more than enough delta-v to do a Jupiter fly-by mission from a solar orbit of the same radius as that of Earth without gravity assi
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