🛰 ISS Orbit - 2D Orbital Plane, Kepler Sectors and Ground Track

2D companion of the ISS orbit simulation: orbital-plane view with velocity and gravity vectors, Kepler equal-area sectors, ground track on the rotating Earth, and altitude and speed graphs checked against vis-viva and Kepler period.

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