this post was submitted on 26 Aug 2024
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[–] Hagdos@lemmy.world 12 points 3 weeks ago (1 children)

Space is about 100 km up, on a sphere that has a radius of 6000 km, so some 2% is air.

A pool ball has a radius of 30 mm roughly, so 2% of that is 0.6mm. Seems like a very thin coat of paint to me, but roughly correct.