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Q&A Suddenly, you live in the dark!

Imagine that you lived in this world: The planet has a diameter of 5000 km. The rotation time is the same as the orbital period. And here it comes: the orbital period is 1027 years. The planet's ...

7 answers  ·  posted 10y ago by ballah‭  ·  last activity 10y ago by ballah‭

Question environment reality-check planets technological-development