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Q&A Is it possible to have a planetary system with planets having perfectly synchronized orbits?

I'm imagining a system with a star and something like 6-8 planets. The planets' orbits are (relatively) close to each other, and all share an orbital period that is exactly the same. I.e. the len...

14 answers  ·  posted 7y ago by nanoguy‭  ·  last activity 6y ago by nanoguy‭