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Gemini CLI

jpl horizons mcp for Gemini CLI

io.github.mrfentmen/jpl-horizons-mcp

JPL Horizons: NASA ephemerides for planets, moons, asteroids and comets - keyless.

client:Gemini CLI transport:stdio runtime:npm

Install jpl horizons mcp in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json 

{
  "mcpServers": {
    "jpl-horizons-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mrfentmen/jpl-horizons-mcp"
      ]
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

jpl horizons mcp in other clients

jpl horizons mcp MCP server