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submitted 5 months ago by [email protected] to c/[email protected]

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[–] [email protected] 6 points 5 months ago (1 children)

Isn’t solar wind particulate matter? Mostly hydrogen, a bit of other elements?

[–] [email protected] 3 points 5 months ago

Wikipedia tells me:

This plasma mostly consists of electrons, protons and alpha particles

Alpha particles also get created by radioactive alpha decay, so I'm guessing, that's the radioactive part...