Stardust comet dust resembles asteroid materials

Contrary to expectations for a small icy body, much of the comet dust returned by the Stardust mission formed very close to the young sun and was altered from the solar system’s early materials.

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<p><a href="http://www.physorg.com/news120414448.html">Stardust comet dust resembles asteroid materials</a></p> <p>Contrary to expectations for a small icy body, much of the comet dust returned by the Stardust mission formed very close to the young sun and was altered from the solar system’s early materials.</p>