TrackSat

Data Sources

• CelesTrak — Orbital elements (TLE) for 25,000+ Earth-orbiting objects. celestrak.org
• NASA JPL Horizons — Ephemerides for deep-space missions (Artemis, Voyager, JWST, and more). ssd.jpl.nasa.gov
• Launch Library 2 — Upcoming rocket launches worldwide, courtesy of The Space Devs. thespacedevs.com
• Open Notify — Current ISS and Tiangong crew data. open-notify.org
• NASA Image and Video Library — Mission imagery in the public domain. images.nasa.gov

Imagery Credits

• NASA, ESA, CSA, Roscosmos, JAXA, CNSA — public-domain mission imagery
• US Space Force / DVIDS (Defense Visual Information Distribution Service) — military spacecraft imagery (X-37B, Atlas V)
• SpaceX — Starlink, Dragon, and Falcon imagery used under press use terms
• Map tiles © OpenStreetMap contributors, styled with MapLibre
• Original illustrations and icons — generated / created for TrackSat

Open Source Libraries

• satellite.js — SGP4 orbital propagation
• MapLibre GL — the 2D map engine
• Three.js — 3D ISS model viewer
• Vite — build tooling

Accuracy Notice

Satellite positions are computed in your browser from publicly-available orbital data. Accuracy is excellent for visualisation and pass prediction but should not be used for mission-critical operations, collision avoidance, or any safety-of-life application.

Disclaimer

TrackSat is an independent project and is not affiliated with NASA, ESA, or any space agency. All referenced agencies are acknowledged purely as data sources.