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Dawn Longs to be Closer to Asteroid Vesta

By Marc Rayman As NASA’s Dawn spacecraft investigates its first target, the giant asteroid Vesta, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. This image, one of the first obtained by NASA’s Dawn spacecraft in its low altitude mapping orbit, shows part of the rim of a fresh crater on […]...

Jan 12, 2012 / More »