Spiraling Closer to Ceres With the Dawn Missions Marc Rayman

Published: May 19, 2015, 5 a.m.

b'It\\u2019s the biggest dwarf planet between here and Pluto, and it has a new permanent resident. The Dawn spacecraft is orbiting Ceres in the asteroid belt, revealing it as never before. What are those bright spots anyway? We spend time with Dawn\\u2019s Chief Engineer and Director, Marc Rayman.'