random-space-object-facts

Fetches a random fun fact about a planet or other significant celestial body (such as moons and dwarf planets) in our solar system. Uses real data from the le-systeme-solaire.net open API to deliver space trivia in the form of short, interesting facts.

Features

• One-shot tool: get_random_space_object_fact
• Returns a random, accurate fact about a planet, moon, dwarf planet, or asteroid in the solar system
• Facts may include discovery info, physical properties, orbits, moons, and more
• Powered by the public le-systeme-solaire.net database (no API key needed)

Installation

With npm:

npm install -g @dennisk2025/random-space-object-facts

Or via npx:

npx @dennisk2025/random-space-object-facts

Adding to Claude Desktop

To use this MCP server in Claude Desktop, add the following to your claude_desktop_config.json configuration:

{
  "mcpServers": {
    "spacefacts": {
      "command": "npx",
      "args": ["@dennisk2025/random-space-object-facts"]
    }
  }
}

Add this to your Claude Desktop config file at:

• macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
• Windows: %APPDATA%\Claude\claude_desktop_config.json

Restart Claude Desktop for changes to take effect.

Usage

Once added, Claude will be able to call the following tool:

Tool: get_random_space_object_fact

Description: Returns a random fact about a planet or significant celestial body (e.g. moons, dwarf planets) in our solar system, sourced from a public open database.

Parameters:

None. (No input fields.)

Example tool call from Claude:

• Tool name: get_random_space_object_fact
• Parameters: {}

Example result:

{"name":"Jupiter","fact":"Jupiter is a planet. Its orbital period is around 4332.59 Earth days.","bodyType":"Planet","id":"jupiter"}

Another possible result:

{"name":"Ceres","fact":"Ceres is a dwarf planet. It is classified as a dwarf planet.","bodyType":"Dwarf Planet","id":"ceres"}

Available Tools

| Tool Name | Description | Parameters | |------------------------------|----------------------------------------------------------------------------------------|---------------| | get_random_space_object_fact | Returns a random fact about a planet or significant celestial body in our solar system. | None |

Parameters: This tool accepts no parameters (just pass an empty object {}).