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Physics Professor Beth Ellen Clark Joseph publishes in Nature N&VContributed by Jill Ackerman on 11/02/2012
The article reviews results from NASA’s Dawn mission to asteroid 4 Vesta that suggest that some of the ageing effects on asteroid surfaces may be caused by an interplanetary rain of carbon-rich Solar System debris. These findings have implications for all remote-sensing studies of asteroid surfaces, and corroborate stratospheric studies that have found carbon-rich material in Earth’s upper atmosphere, presumably from the same rain of rich Solar System debris. |
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