Exoplanet Archive

liveSpaceScience

NASA Exoplanet Archive — query confirmed planets, Kepler candidates, composite parameters, and microlensing events via TAP/ADQL. Keyless.

6tools
0msauth
free tier50 calls/day

Tools

tap

ADQL TAP query. For "how many confirmed exoplanets" or any per-planet count,

No parameters required.

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planets

Per-solution search against the `ps` (Planetary Systems) table -- one row per

No parameters required.

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composite

Composite planet parameter table `pscomppars` -- one row per confirmed planet. Use

No parameters required.

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confirmed_planet_count

Count of confirmed exoplanets -- from the composite parameter table `pscomppars`

No parameters required.

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kepler_candidates

Kepler Object of Interest (KOI) candidate table -- unconfirmed candidates, not

No parameters required.

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microlensing

Microlensing event table -- detection events, not a planet count.

No parameters required.

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Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash
curl -X POST https://gateway.pipeworx.io/exoplanet-archive/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash
curl -X POST https://gateway.pipeworx.io/exoplanet-archive/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"tap","arguments":{}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("tap", {});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("nasa exoplanet archive — query confirmed planets, kepler candidates, composite parameters, and microlensing events via tap/adql");