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As NASA's Dawn spacecraft approaches orbit around the dwarf planet Ceres, researchers aren't sure what's causing the "bright spots" on its surface. The imaging orbiter snapped the above picture from 29,000 miles (46,000 km) away just last week, but until it gets closer for a more detailed picture,...

11 hours ago 0 Comments
February 26, 2015 at 7:59PM
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Scientists have long thought that the dwarf planet Ceres might hold some form of water, but they've only had indirect evidence at best -- until today, that is. An ESA-led team has used signal fluctiations to confirm that the asteroid belt planetoid is spewing water vapor from two points on its sur...

1 year ago 0 Comments