A Hard Day’s Flight: Dawn Achieves Orbital Velocity

By 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. Image credit: NASA/JPL-Caltech Dear Impordawnt Readers, The indefatigable Dawn spacecraft is continuing to forge through the main asteroid […]...

Mar 1, 2013 / More »