Last line isn't quite accurate: If successful, Dawn’s double-destination mission will mark the first time a spacecraft has orbited two bodies in the solar syste

Last line isn't quite accurate: If successful, Dawn’s double-destination mission will mark the first time a spacecraft has orbited two bodies in the solar system. Of course the Apollo manned missions orbited both the Earth and the Moon, so we certainly have precedence for thrusting out of one body's orbit into another.