Dawn Spacecraft Begins Extensive Study of Dwarf Planet Ceres from Lowest Orbit

By Paul Scott Anderson, on January 6th, 2016

Artist’s conception of Dawn orbiting Ceres. Image Credit: NASA/JPL-Caltech

The Dawn spacecraft just recently entered its lowest and final orbit around the dwarf planet Ceres, providing the closest look ever at the puzzling world. Dawn will, of course, be taking thousands more high-resolution photographs, but what else will it be doing during the […]

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Water on Vesta? Gullies Suggest Wet Debris Flows in the Past, Study Finds

By Paul Scott Anderson, on January 23rd, 2015

Image of curved gullies and fan-shaped deposits in Cornelia crater on Vesta. Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

The Dawn spacecraft is now very close to the dwarf planet Ceres, but there are some interesting new findings from its previous visit to the asteroid Vesta. Curved gullies on its surface suggest that small amounts of water […]

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