Mission enters exciting phase as Dawn spacecraft closes in on brightest object in asteroid belt, Vesta. The image of Vesta (pictured) is from Hubble telescope, but according to Emily Ladawalla at The Planetary Blog, "By early June, Dawn's images will be higher-resolution than anything achieved from Hubble." A nice mission update with Marc Rayman provided at Planetary Radio. The lastest blog entry at Marc Rayman's Dawn Journal details approach phase to the giant asteroid. "It's a big place," according to Rayman.