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🪐 Gravity Sandbox – N-body Orbital Simulation

Interactive 2D N-body gravity sandbox: solar system, figure-8 three-body orbit, Lagrange points, gravity assists, asteroid belts and star clusters. Drag to launch your own bodies.

Space & Astronomy2DModerate60 FPS📱 Mobile-adapted

⚙ Under the hood

Interactive 2D N-body gravity sandbox: solar system, figure-8 three-body orbit, Lagrange points, gravity assists, asteroid belts and star clusters. Drag to launch your own bodies.

spacegravitysandboxbodyorbital

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install