Protoplanet Vesta shows signs of water
Friday, September 21, 2012 - 01:00
in Astronomy & Space
The Dawn spacecraft finds signs of water on the protoplanet Vesta and links meteorites on Earth to the massive asteroid. Scientists continue to search it for clues to Earth's development.An up-close look at the protoplanet Vesta taken by the Dawn spacecraft reveals signs of water on this oversized asteroid in the middle of the solar system, scientists reported Thursday in the journal Science.