Ceres’ mysterious bright spots and 4-mile-tall pyramidal mountain in 3-D

8 August 2015 Astronomy Now

Since its arrival at dwarf planet Ceres on 6 March this year, NASA’s Dawn spacecraft has been slowly spiralling closer to this enigmatic little world. Mission scientist are nearer finding explanations for the intriguing bright spots in a crater named Occator and why an isolated mountain — as high as any in North America — is sitting in the middle of nowhere.