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Asteroids

Dark and stormy weather

Can some of the ageing effects on asteroid surfaces be caused by an interplanetary rain of carbon-rich Solar System debris? Observations from the Dawn space mission suggest that the answer is yes. See Letters p.79 & p.83

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Figure 1: Asteroid Vesta.

IDA/DLR/MPS/UCAL/JPL-CALTECH/NASA

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Clark, B. Dark and stormy weather. Nature 491, 45–46 (2012). https://doi.org/10.1038/491045a

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