All Posts Tagged Tag: ‘asteroids. giant asteroid’

NASA’s Dawn Discovers ‘Young’ Surface on Asteroid

NASA announced today that data from its Dawn probe show the giant asteroid Vesta is constantly “stirring” its surface, presenting a “young” appearance. The type of weathering that occurs on airless bodies, such as the moon, does not alter Vesta’s surface in the same way. Specifically, objects such as asteroids and the moon accumulate tiny metallic particles containing iron, which …

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