Shedding Light on the Scarred Face of 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, from NASA’s Dawn spacecraft, shows rock material that has moved across the surface and flowed into a low area in the ridged floor of the […]...

Jul 5, 2012 / More »