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@ Dan Piponi
2025-02-27 05:34:47Ringworlds and Dyson spheres can be stable It's been known since forever that a ringworld orbiting a star isn't stable. But that's just when there's one star. If there are two then stability becomes possible. This is getting closer to what Iain Banks called an orbital. https://arxiv.org/abs/2502.12806 https://media.mathstodon.xyz/media_attachments/files/114/074/220/396/571/250/original/ce7a1510f59095e8.jpeg