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Jan 22, 2014 01:33 PM ET // Ian O'Neill
Astronomers analyzing data from the now defunct Herschel infrared space observatory have made a huge discovery deep inside the asteroid belt -- Ceres, the largest body in the region, is generating plumes of water vapor. Continue reading →
Dec 17, 2013 04:13 PM ET // Ian O'Neill
In new images of Vesta, an unusual, yet beautiful, look at the massive asteroid's mineral history has been made possible.
Dec 6, 2011 08:45 PM ET // Irene Klotz
Seems like the second-largest object in the asteroid belt is really not an asteroid at all.
Aug 1, 2011 02:14 PM ET // Irene Klotz
NASA has unveiled the first close-up image of the asteroid Vesta, the second largest body in the main asteroid belt located between Mars and Jupiter.
Sep 20, 2012 03:48 PM ET // Irene Klotz
In a surprise finding, NASA's Dawn spacecraft has discovered the protoplanet is rich in hydrogen, which most likely was delivered by water-bearing meteorites striking the body.
Sep 16, 2011 06:53 PM ET // Jason Major
NASA has created a virtual 3D tour of the famous protoplanet.