Dawn Reality-Checks Telescope Studies of Asteroids

By Jia-Rui Cook-Alana Fischer | Jet Propulsion Laboratory-Planetary Science Institute on Oct 8, 2013   Science/Education  

Tantalized by images from NASA's Hubble Space Telescope and ground-based data, scientists thought the giant asteroid Vesta deserved a closer look. They got a chance to do that in 2011 and 2012, when NASA's Dawn spacecraft orbited the giant asteroid, and they were able to check earlier conclusions.