Dawn is leaving Vesta, having told us more about that mini-planet during its short visit than all the telescopes and a few chunks that fell to Earth have told us since the dawn of science.
Another kudo for a budget-beleaguered NASA. And if the lying Republicans get elected, there will be even fewer technological triumphs like this and Curiosity in the future.
Dawn asteroid spacecraft leaving Vesta
|Bye bye, Vesta, bye bye|