# Exoplanets

2 endpoints on Exoplanets. Every one returns the same response shape and has a flat, published price in credits.

Category: [Maps, weather & space](https://onekey.dev/docs/categories/earth.md) · [Overview page](https://onekey.dev/platforms/exoplanets)

## Endpoints

| Endpoint | What it does | Cost | Status |
| --- | --- | --- | --- |
| [`by_name`](https://onekey.dev/docs/api/exoplanets/by_name.md) | Confirmed exoplanet by name (NASA Exoplanet Archive). | 5 credits | stable |
| [`by_year`](https://onekey.dev/docs/api/exoplanets/by_year.md) | Confirmed exoplanets discovered in a year (NASA Exoplanet Archive). | 5 credits | stable |

Every endpoint page has a **Field mapping** section showing which source field becomes which [unified field](https://onekey.dev/docs/schema.md) (fixed schema) or platform-specific `ext.` field.