Samples From Comet Debunk Earlier Theories; Scientists Find Material From Inner Solar System
The Columbian › December 21, 2006
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Summary
SAN FRANCISCO -- Detailed observations from the first comet samples returned to Earth are debunking some of science's long-held beliefs on how the icy, celestial bodies form.
Scientists expected the minute grains retrieved from a comet Wild 2 to be made up mostly of interstellar dust -- tiny particles that flow through the solar system thought to be from ancient stars that exploded and died.See the full content of this document
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Samples From Comet Debunk Earlier Theories; Scientists Find Material From Inner Solar System
Instead, they found an unusual mix of primordial material as i...
See the full content of this document
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