AstronomyAPI
FreeLiveLast verified 24 Sept 2026
Sun, Moon and planet positions and events for any place and date, plus rendered star charts and moon images.
Example request
curl -s 'https://api.astronomyapi.com/api/v2/bodies' -H "Authorization: Basic $API_KEY"
Free tier, in plain English
Free to use with an application ID and secret from the dashboard. No request quota is published, but heavy traffic gets throttled by IP and overall usage.
Alternatives in Astronomy
7Timer!GFS-based multi-day forecasts by coordinate, including sky seeing and transparency for stargazing.FreeCycleCalcsComputed sun, moon, planet, and eclipse data for any location and date, no key needed.FreemiumMoonloraMoon phase, illumination, moon sign, and moonrise/moonset data for 1900–2100.FreeSunrise SunsetSunrise, sunset, twilight, golden hour, sun position and moon phase for any coordinates, a year per call.FreeSunrise-Sunset.org APICalculates sunrise, sunset, twilight windows, and solar noon for any latitude/longitude and date.Free