Four-Body Playground — Plain JS + three.js — 3D
Body 1 Body 2 Body 3 Body 4
Energy: AU²·M☉/day²

Body 1

Body 2

Body 3

Body 4 (planet)

Controls

Presets

Units: AU, AU/day, M☉. Planet initially orbits Body 2.

Diagnostics / JSON

(no tests run)