the second sun spawns at r=9 below capture speed. existing orbits will not survive contact with the lawyers.
bodies · 0
selected ·
mass
exact values — fields snapshot at selection, pause before typing
shortcuts taken
asteroids are test particles — they feel gravity and exert none, so the belt costs O(n·k) instead of O(n²).
plummer softening (ε² = 0.005) keeps close passes finite. KDK leapfrog for massive bodies,
symplectic euler for asteroids. typed arrays, fixed-length trails, light budget of 3.