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"This year's problem is the global mapping of Jupiter's Galilean satellites, Io, Europa, Ganymede, and Callisto, by means of close flybys. A trajectory must be designed for a low-thrust spacecraft ...

Mas ai

started by LeopoldS on 10 Sep 12 no follow-up yet

http://hosted.ap.org/dynamic/stories/E/EU_BREAKING_LIGHT_SPEED?SITE=AP&SECTION=HOME&TEMPLATE=DEFAULT

started by terencepf on 22 Sep 11 no follow-up yet