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Wednesday 29 January 2020

Meteorite chunk contains unexpected evidence of presolar grains

An unusual chunk in a meteorite may contain a surprising bit of space history. Presolar grains -- tiny bits of solid interstellar material formed before the sun was born -- are sometimes found in primitive meteorites. But a new analysis reveals evidence of presolar grains in part of a meteorite where they are not expected to be found.

from All Top News -- ScienceDaily https://ift.tt/2vsirqp

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