http://blogs.discovermagazine.com/crux/2015/02/25/pluto-ceres-planet-again/#.VPJeyV_Ehle

Ceres is the largest object in the asteroid belt, and NASA’s Dawn spacecraft will arrive there on March 6 ( Read more... )

http://science.nasa.gov/science-news/science-at-nasa/2011/29mar_vesta/