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- 38 How would winds behave on a tidally locked planet?
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- 29 Why did Venus not lose its atmosphere without a magnetic field?
- 28 What is the minimum size of a self-sufficient industrial country?
- 26 Is there a scientifically sound faster-than-light travel system for a spaceship?
- 26 What minimal radius is needed for rotation to simulate gravitation without adverse effects on humans?
- 21 How extensive could a habitable twilight zone be on a tidally locked planet?
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