Flat Earth Science for Gemini CLI

org.flatearthscience/flatearthscience-org

Earth curvature, horizon, flight, Sun and daylight calculators plus tested flat-earth claims.

client:Gemini CLI transport:streamable-http tools:8

Install Flat Earth Science in Gemini CLI

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

{
  "mcpServers": {
    "flatearthscience-org": {
      "httpUrl": "https://flatearthscience.org/api/mcp"
    }
  }
}

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