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Public APIs · by APILayerData from public-apis (MIT)
  1. Home
  2. /Science & Math
  3. /CycleCalcs
Science & Math
CycleCalcs logo

CycleCalcs

Interpreted astronomy: sun and moon times, moon phases, planets, eclipses, seasons.

CycleCalcs API is a free Science & Math API that requires no API key, is served over HTTPS and supports CORS, so it can be called from the browser.

Authentication
None required
HTTPS
Yes
CORS
Yes
Category
Science & Math
Visit documentation ↗www.cyclecalcs.com

About CycleCalcs

Interpreted astronomy over HTTP: ask for the Moon and get 'Waning Gibbous, 95% lit, sets at 06:14', with every number behind it one field away. Version 2 is 31 endpoints, free and computed live; version 1 stays frozen.

Provider
CycleCalcs
Website
cyclecalcs.com ↗

Details from cyclecalcs.com.

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CycleCalcs API FAQ

Who provides the CycleCalcs API?

The CycleCalcs API is provided by CycleCalcs (cyclecalcs.com). Interpreted astronomy over HTTP: ask for the Moon and get 'Waning Gibbous, 95% lit, sets at 06:14', with every number behind it one field away. Version 2 is 31 endpoints, free and computed live; version 1 stays frozen.

Is the CycleCalcs API free?

Yes. The CycleCalcs API is listed in the Science & Math category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.

Does the CycleCalcs API require an API key?

No. The CycleCalcs API requires no authentication, so you can start making requests without signing up.

Can I call the CycleCalcs API from the browser?

Yes. The CycleCalcs API supports CORS, so front-end JavaScript can call it directly.

Does the CycleCalcs API support HTTPS?

Yes. The CycleCalcs API is served over HTTPS, so it's safe to use in production.