News of the WeekGeochemistry

Where Has All the Stardust Gone?

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Science  25 Jan 2008:
Vol. 319, Issue 5862, pp. 401
DOI: 10.1126/science.319.5862.401a

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On page 447 of this issue of Science, researchers report that they have failed to find a single speck of the unaltered, so-called presolar material thought to abound in icy comets in the dust sample that the Stardust spacecraft returned from comet Wild 2 in January 2006.