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Posts by Orphevs‭

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Q&A Is a "long exposure"-like night sky possible?

Under what conditions would a planet's night sky look like this to the human eye? The angular speed of the stars relative to the planet would need to be high enough for the stars to blur into th...

12 answers  ·  posted 6y ago by Orphevs‭  ·  last activity 6y ago by Orphevs‭

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Q&A Small-scale aviation without fossil fuels

In my setting, fossil fuels do not exist. I'm handwaving an alternative behavior of radioactive material, and alternative magnetism-like forces. These are explained below. My question now is: Can ...

1 answer  ·  posted 6y ago by Orphevs‭  ·  last activity 6y ago by Orphevs‭