this post was submitted on 01 Aug 2024
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Anything that makes you apply your hand to your face.
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White stuff in a dark space makes it easier to spot when shined upon. And outer space is a pretty fucking dark place.
I'd use neon lime instead or glow in the dark coating, but it's expensive or annoying to the eye.
That is only a side effect. It's white (or metallic) to reflect as much radiation from the sun as possible, to prevent overheating.