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For questions about any large astronomical bodies classified as planets, and their effects on their systems.

9 votes

What would make a sky appear purple during the day?

I'd recommend reading this physics.stackexchange post. https://physics.stackexchange.com/questions/28895/why-is-the-sky-not-purple . Based on Rayleigh scattering, violet light, which has the shortes …
Eldritch Cheese's user avatar
2 votes

Is there anything that would accelerate the death of the sun?

This is not a direct answer to your question, but could provide a different explanation for the same narrative. If your overall goal is to have an Earth without a sun, it would be easier to move the …
Eldritch Cheese's user avatar