This map from NASA’s Dawn mission shows the global distribution of hydrogen on the surface of the giant asteroid Vesta. Credit: NASA/JPL-Caltech/UCLA/PSI/MPS/DLR/IDA The giant asteroid Vesta appears to have a bellyful of hydrogen. Data from the Dawn spacecraft reveals hydrated minerals in a wide area around Vesta’s equator. While Dawn did not find actual water … Continue reading Dawn Finds Asteroid Vesta is Rich in Hydrogen