Space & Astronomy17 Verified APIs

Free Space & Astronomy APIs

NASA planetary datasets, satellite tracking, and astronomical events

Space & Astronomy API Comparison Overview

Top Endpoints
API ServiceAuth TypeRate LimitSecurityDirect Link
NASA APIFree Key1000 istek/saatHTTPS • CORSDocs
Open NotifyNo KeySınırsızHTTPS • CORSDocs
Where the ISS AtNo KeySınırsızHTTPS • CORSDocs
Launch Library 2Free Key15 istek/saatHTTPS • CORSDocs
Sunrise SunsetNo KeySınırsızHTTPS • CORSDocs
Le Système SolaireFree KeySınırsızHTTPS • CORSDocs

Available Endpoints (17)

GET

NASA API

Official NASA APIs for astronomy images, asteroid telemetry, and Mars photos

Space & AstronomyAPI KeyCORS
GET

Open Notify

Live International Space Station (ISS) location and astronaut count

Space & AstronomyNo AuthCORS
GET

Where the ISS At

Real-time International Space Station tracking and coordinate telemetry

Space & AstronomyNo AuthCORS
GET

Launch Library 2

Comprehensive spaceflight launch schedules, rocket manifests, and space exploration mission telemetry.

Space & AstronomyAPI KeyCORS
GET

Sunrise Sunset

Sunrise, sunset, dawn, dusk, and solar noon calculation engine

Space & AstronomyNo AuthCORS
GET

Le Système Solaire

Astronomical data and physical parameters of solar system celestial bodies

Space & AstronomyAPI KeyCORS
GET

N2YO

Real-time satellite tracking, orbital passes, and visible flight telemetry

Space & AstronomyAPI KeyCORS
GET

Spaceflight News API

Live spaceflight news, rocket launches, and aerospace articles

Space & AstronomyNo AuthCORS
GET

APlicious API

APlicious API offers access to 22 namespaces with 421+ endpoints for various services, including authentication, data retrieval, and processing. It provides detailed API documentation, including rate limits and error codes, to assist developers in integrating and utilizing the services effectively.

Space & AstronomyNo AuthCORS
GET

CelesTrak GP Data

CelesTrak provides access to General Perturbations (GP) orbital data, including Two-Line Element Sets (TLEs) and newer formats like XML and JSON. This data is crucial for tracking objects in space and supports various queries to retrieve specific orbital information based on catalog numbers, designators, and names.

Space & AstronomyNo AuthCORS
GET

Close Approach Data

This API provides current close-approach data for all asteroids and comets within JPL’s Small-Body Database. It allows users to obtain detailed information about near-Earth objects and their proximity to our planet based on various query parameters.

Space & AstronomyNo AuthCORS
GET

Confined Space Price Index

Public dataset and machine-readable endpoints that publish UK confined-space training prices and a computed price index. Provides a median price, breakdowns by duration and risk class, and source rows with retrieval dates.

Space & AstronomyNo AuthCORS
GET

CoworkingView API

Provides access to a comprehensive catalogue of coworking spaces, allowing users to retrieve information about properties, operators, and local features. It includes endpoints for querying property details, operator profiles, market rates, and geographical data without requiring an API key.

Space & AstronomyAPI KeyCORS
GET

Dragon Ball API

The Dragon Ball API provides comprehensive information about characters, transformations, power stats, planets, and locations from the Dragon Ball universe. It allows users to retrieve data through various endpoints for easy integration into applications or services.

Space & AstronomyNo AuthCORS
GET

Nebulum Mars Rovers API

Access real-time photos taken by Mars rovers Perseverance and Curiosity through NASA missions. Developers can retrieve images based on unique photo IDs, Earth dates, or Martian sols.

Space & AstronomyNo AuthCORS
GET

Satellite TLE Data

Provides access to Two-Line Element (TLE) data for various satellites. It allows users to retrieve the latest orbital information for tracking satellites in real-time.

Space & AstronomyNo AuthCORS
GET

Visitor Frequencies Lucerne (CH)

Live visitor frequencies in public spaces in Lucerne, Switzerland.

Space & AstronomyNo AuthCORS

About Free Space & Astronomy APIs

This directory curates 17 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.