Puzzling Bright Spots on Dwarf Planet Ceres

Source - NASA Science News for Feb. 27, 2015

Researchers are puzzled by a number of bright spots on Ceres, which are coming into focus as NASA's Dawn spacecraft approaches the dwarf planet.

The complete article can be found here: http://science.nasa.gov/science-news/science-at-nasa/2015/27feb_cerespuzzle/