ISS Location Tracker MCP Server

Provides the current geographic location (latitude and longitude) of the International Space Station (ISS) in real time as an MCP server and Claude Desktop tool.

Features

• One-click tool to fetch the ISS's current latitude and longitude
• Returns a JSON object with latitude, longitude, and timestamp
• Reliable, real time data (no API key required)

Installation

Using npm (installs globally for use as CLI):

npm install -g @dennisk2025/iss-location-tracker

Using npx (runs immediately, no install needed):

npx @dennisk2025/iss-location-tracker

Adding to Claude Desktop

Add the following configuration to your Claude Desktop config file:

{
  "mcpServers": {
    "iss-location": {
      "command": "npx",
      "args": ["@dennisk2025/iss-location-tracker"]
    }
  }
}

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

This will make the ISS location tool available in Claude Desktop.

Usage

Once configured, you can use this MCP server either via the CLI or as a Claude Desktop tool.

CLI

iss-location-tracker

(This will run the MCP server on stdio)

Claude Desktop

• After Claude restarts, the iss-location tool will be available as a function/tool call.

Available Tools

1. get_current_iss_location

Fetches the current latitude and longitude of the International Space Station (ISS).

Parameters:

• None

Example Call:

{
  "name": "get_current_iss_location",
  "arguments": {}
}

Example Output:

{
  "latitude": 48.1501,
  "longitude": 11.6012,
  "timestamp": 1719609276
}

Output Description

• latitude: Current latitude of ISS (float)
• longitude: Current longitude of ISS (float)
• timestamp: UTC UNIX timestamp (int)

Error Handling

• If the external API fails, returns a clear error message.
• All exceptions and non-200 responses are handled gracefully.

Questions / Feedback

Open an issue or contact the maintainer for help or suggestions.