Discussion
Three-Body Problem
ubezon: Very cool! nice to be able to export json too
hermitcrab: Random3D seems to always have all the stars heading off to infinity.
westurner: Notes re: Multi-body problems on "Show HN: Browser-based interactive 3D Three-Body problem simulator" (2025) https://news.ycombinator.com/item?id=45981336 which has Velocity Verlet integration method, 4th-order Runge-Kutta (RK4), and Kepler solvers
kordlessagain: No Weber very sad.