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Q&A Rigorous Science Meta
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Activity for v7d8dpo4‭

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Type On... Excerpt Status Date
Question — What would make scientists realize their planetary system is inside a hollow sphere?
I read What would make scientists realize they were on a flat world?, and I decided to make a similar one. Scenario: While poking around in an alien ruin, scientists discover a gateway which offers instant transportation to an planet. The Observed World: The gateway leads to a planet. The planet...
(more) 		— over 8 years ago