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Space & Astronomy
Launch, satellite, planetary and astronomical data for agents.
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NASA Open APIs
Free API key unlocks astronomy picture of the day, Mars rover photos, near-earth objects and more.
FreeAPI keyNASA Exoplanet Archive API
Confirmed exoplanet data via TAP and API.
FreeNo authSpaceX API (r-spacex)
Community API for SpaceX launches and rockets.
FreeNo authLaunch Library 2
Upcoming and past rocket launch data.
Free tierAPI keyWhere the ISS at
Real-time ISS position API.
FreeNo authN2YO Satellite API
Satellite tracking and passes.
Free tierAPI keyCelesTrak
Orbital element data for satellites.
FreeNo authJPL Horizons API
Ephemerides for solar system bodies.
FreeNo authJPL Small-Body Database API
Asteroid and comet data.
FreeNo authAstronomy API
Star charts and body positions.
Free tierAPI keyOpen Meteo Space Weather (NOAA SWPC)
Space weather data and alerts.
FreeNo authAstropy
Python astronomy library.
FreeNo authStellarium Web
Online planetarium.
FreeNo authGaia Archive
ESA Gaia star catalog with TAP access.
FreeNo auth