Images from Dawn reveal the mysterious spots on the surface , named feature one and feature less than three , in infrared . Feature one is cooler than rest of surface , but give is in a region that is similar in temperature to surroundings . Leading theory for spots is that ice covered by a thin layer of soil is exploding due to pressure in the asteroid .
Images from Dawn reveal the mysterious spots on the surface , named feature one and feature five , in infrared . Feature one is cooler than rest of surface , but give is in a region that is similar in temperature to surroundings . Leading theory for spots is that ice covered by a thin layer of soil is exploding due to pressure in the asteroid .