Space & Astronomy
NASA planetary datasets, satellite tracking, and astronomical events
Space & Astronomy API Comparison Overview
Top Endpoints| API Service | Auth Type | Rate Limit | Security | Direct Link |
|---|---|---|---|---|
| NASA API | Free Key | 1000 istek/saat | HTTPS • CORS | Docs |
| SpaceX API | No Key | Sınırsız | HTTPS • CORS | Docs |
| Open Notify | No Key | Sınırsız | HTTPS • CORS | Docs |
| Where the ISS At | No Key | Sınırsız | HTTPS • CORS | Docs |
| Launch Library 2 | Free Key | 15 istek/saat | HTTPS • CORS | Docs |
| Sunrise Sunset | No Key | Sınırsız | HTTPS • CORS | Docs |
Available Endpoints (9)
NASA API
Official NASA APIs for astronomy images, asteroid telemetry, and Mars photos
SpaceX API
SpaceX rockets, dragon capsules, launch missions, and landing pads
Open Notify
Live International Space Station (ISS) location and astronaut count
Where the ISS At
Real-time International Space Station tracking and coordinate telemetry
Launch Library 2
Global rocket launch schedules, space missions, and spaceport countdowns
Sunrise Sunset
Sunrise, sunset, dawn, dusk, and solar noon calculation engine
Le Système Solaire
Astronomical data and physical parameters of solar system celestial bodies
N2YO
Real-time satellite tracking, orbital passes, and visible flight telemetry
Spaceflight News API
Live spaceflight news, rocket launches, and aerospace articles
About Free Space & Astronomy APIs
This directory curates 9 verified public APIs in the Space & Astronomy domain. Developers can build dashboards, mobile applications, automation bots, and microservices with these ready-to-integrate endpoints without upfront billing.
Do I need an API key?
Several APIs listed here operate as Zero-Auth services where you can execute queries directly. Others provide free developer tiers with an instant key upon registration.
Does FreeAPI support CORS?
Yes, all endpoints can be called through FreeAPI Smart Edge Gateway to bypass browser CORS headers and inspect live responses.