"We will use the tremendous capabilities of this ion propulsion system to climb out of orbit around Vesta, travel for almost another three years through the asteroid belt to dwarf planet Ceres and then go into orbit around Ceres and undertake the same kind of measurements there that we'll be doing at Vesta.

VOA: special.2011.07.27

The ELR will run on an electric propulsion system made of a T-shaped lithium ion battery, an electric drive unit and a four-cylinder engine generator.

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