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The Giant Asteroid, Near and Far

0By Marc Rayman As NASA’s Dawn spacecraft makes its journey to its second target, the dwarf planet Ceres, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft departing the giant asteroid Vesta. Image credit: NASA/JPL-Caltech Dawn concluded 2012 almost 13,000 times farther from Vesta than [...]...

Jan 10, 2013 / More »