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CycleCalcs API

No authHTTPSCORSScience & Math
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Overview

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

CycleCalcs is a science & math API. It needs no API key. It is served over HTTPS and allows browser requests (CORS).

At a glance

Authentication
No auth
HTTPS
Yes
CORS
Yes

Questions

Does the CycleCalcs API need an API key?

No. The CycleCalcs API can be called without an API key or sign-up, which makes it handy for prototypes and front-end demos.

Can I call the CycleCalcs API from the browser?

Yes. The CycleCalcs API sends CORS headers, so a web page can call it directly with fetch().

Does the CycleCalcs API support HTTPS?

Yes, the CycleCalcs API is served over HTTPS.

What are alternatives to the CycleCalcs API?

Other Science & Math APIs include NASA, arXiv, NASA ADS, USGS Earthquake Hazards Program, CORE.

Compare alternatives →

Listed from public-apis (MIT).