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Loading contentA project in which volunteers scanned microscope images of the aerogel flown on NASA's Stardust mission, hunting for the microscopic tracks of interstellar dust grains — a needle-in-a-haystack search that distributed human attention could solve.
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.