Credits and licenses

• Place names and time zones: GeoNames (cities with a population of 5,000 or more, first-level administrative divisions and country information), licensed under Creative Commons Attribution 4.0. Gatewise reduced the data to a compact search index (name, selected alternate names, region, country, rounded coordinates, time zone and population).
• Planet positions: Astronomy Engine by Don Cross, MIT License.
• Time zones and daylight saving history: Luxon, MIT License, using the IANA time zone database provided by your browser.
• Build tools: Vite, TypeScript, marked and yaml (MIT / Apache-2.0 / ISC licenses).