Comet Dust -- Groks Science Show 2007-01-24

from Groks Science Radio Show and Podcast · host Groks Science

Billions and billions of years ago, stars in the universe created elements that scattered throughout the galaxies. Until recently, these dust particles from the early universe were frozen in comets. On this program, Dr. Andrew Westphal discussed the StarDust project, the challenges in collecting comet dust and the surprising discoveries made from these samples.

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