NASA's Dawn Sees Young Face on Giant Asteroid
Thursday, November 1, 2012 - 11:31
in Astronomy & Space
Like a Hollywood starlet constantly retouching her make-up, the giant asteroid Vesta is constantly stirring its outermost layer and presenting a young face. Data from NASA's Dawn mission show that a common form of weathering, which occurs on many airless bodies in the inner solar system like the Moon, does not age Vesta's outermost layer.