Everything this site uses is free to reuse, and every source asks for its acknowledgment. Here they are.
| Source | What for | Licence | Credit |
|---|---|---|---|
| NASA / GSFC — Fred Espenak | Five Millennium Catalog of Solar Eclipses y elementos besselianos de cada eclipse | «Permission is freely granted to reproduce this data when accompanied by an acknowledgment» | Eclipse Predictions by Fred Espenak, NASA's GSFC |
| Natural Earth | Costas y divisiones administrativas, 10 m | Dominio público | Cartografía: Natural Earth |
| GeoNames | Ciudades de más de 20.000 habitantes | CC BY 4.0 | Poblaciones: GeoNames |
| Open-Meteo | Previsión y reanálisis ERA5 para el bloque meteorológico | CC BY 4.0 · uso no comercial sin clave | Weather data by Open-Meteo.com (ERA5) |
| Wikipedia | Qué pasaba ese día | CC BY-SA 4.0 | Wikipedia |
| three.js | Render 3D | MIT | three.js authors |
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