They're probably all unstable except for the figure-8. Numerical experiments sug... | Hacker News

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		leephillips on May 8, 2013 \| parent \| context \| favorite \| on: Planar Choreographies: odd orbital mechanics They're probably all unstable except for the figure-8. Numerical experiments suggest that there should be somewhere from one to 100 figure-8 systems in the observable universe: http://www.scholarpedia.org/article/N-body_choreographies

lholden on May 9, 2013 [–]

Also worth noting that the mass of each star involved in a figure-8 would have to be pretty much identical.

leephillips on May 9, 2013 | [–]

All these solutions are for bodies of equal mass.

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