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Originally Posted by Southtown
Assumption: meteorites are non-accreted remnants of the galaxies initial ingredients.
Or has this been proven?
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On the contrary, meteorites are mostly mostly iron, and thus are remnants of supernovas. The only "non-accreted remnants of the galaxy's initial ingredients are hydrogen and some helium, all heavier elements are created within stars and expelled by their explosions....
alxian's theory is certainly possible and is the core of panspermia theories.
Cheers,
Buffy