SatSim

A satellite simulator/visualization using WebGL, with presets for live and proposed Starlink constellations and ground stations.

Live demo at https://satsim.vercel.app/

Features

• live satellite propagation from TLEs via satellite.js
• generate hypothetical satellite constellations
• average and instantaneous coverage maps
• laser link visualization
• ground stations
• route calculation, via laser links or ground stations

Sources / Inspiration

• https://sebsebmc.github.io/starlink-coverage/index.html
• https://www.reddit.com/r/Starlink/comments/hc16kf/live_starlink_coverage_map/
• https://www.reddit.com/r/Starlink/comments/fwd42g/spacex_applies_for_gateways_covering_the/
• https://satellitemap.space/indexA.html
• https://www.youtube.com/watch?v=m05abdGSOxY
• https://celestrak.com/NORAD/elements/starlink.txt