Discussion on answer by AncientGiantPottedPlant: What changes does physics require for a hollow earth?
Discussion on answer by AncientGiantP…
Imported from a comment discussion on https://worldbuilding.stackexchange.com/questions/246966/what-changes-does-physics-require-for-a-hollow-earth/246968#246968
627d ago – Eiríkr Útlendi
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