NASA Exoplanet Archive API

Query astronomical data from NASA's Exoplanet Archive. Provides access to mission star catalogs with support for column selection, filtering, sorting, and cone searches.

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Screenshot:
Screenshot of NASA Exoplanet Archive API homepage
Base URL: https://exoplanetarchive.ipac.caltech.edu/cgi-bin/nstedAPI/
Auth: unknown
Endpoints: 9
Reachable: yes
CORS: unknown
Last checked: 2026-03-14 16:08:13.802330

Links

Homepage: https://exoplanetarchive.ipac.caltech.edu
API Base: https://exoplanetarchive.ipac.caltech.edu/cgi-bin/nstedAPI/
Documentation:
SDKs:

100.0%

Uptime (7d)

1373ms

Avg latency (7d)

9

Probes (7d)

Latency (7d)

Success Rate (7d)

Topics

ASTRONOMY, SCIENCE

Endpoints

Method Path Summary Auth Last Status Latency
POST /TAP/async Asynchronous TAP query — — —
GET /TAP/async Execute asynchronous TAP query — 200 3036ms
GET /TAP/sync Execute synchronous TAP query — 200 1775ms
GET /TAP/sync/table/TAP_SCHEMA.tables List available tables — — —
GET /TAP/sync/table/ps Query Planetary Systems table — 400 1772ms
GET /TAP/sync/table/pscomppars Query Planetary Systems Composite Parameters — — —
GET /TAP/sync/table/stellarhosts Query Stellar Hosts table — — —
GET /cgi-bin/nstedAPI/nph-nstedAPI Legacy NStED API query — — —
GET /nph-nstedAPI Query astronomical catalog data — 200 758ms
GET /sync Execute synchronous TAP query — — —