There are now several dozen multiplanet exo-solar systems that exhibit various k... | Hacker News

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		peter303 on Nov 16, 2019 \| parent \| context \| favorite \| on: NASA finds Neptune moons locked in 'dance of avoid... There are now several dozen multiplanet exo-solar systems that exhibit various kinds of resonances. They are a real time laboratory for testing dynamics mathematics.

devicetray0 on Nov 16, 2019 [–]

> They are a real time laboratory for testing dynamics mathematics.

I wouldn't say "testing", but perhaps "observing"?

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