EARTH: Undressing Vesta

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Since last July, NASA's Dawn spacecraft has been orbiting the asteroid Vesta, and capturing images and other data that are providing surprising results to the delight and amazement of researchers. Dawn's mission is to help reveal the processes and conditions that marked the first few million years - the dawn - of the solar system; and the information the spacecraft has collected about Vesta is changing the way scientists think about the formation of our early universe.

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