celestialnode-mcp

celestialnode-mcp

MCP server for real-time space data from Celestial Node.

Gives AI assistants access to 18 read-only tools covering ISS/Tiangong tracking, crew in space, rocket launches, space news, Mars missions, a 1M+ star catalog, near-Earth asteroids, satellites, and more.

Quick Start

Claude Desktop

Add to ~/.config/claude/claude_desktop_config.json:

{
  "mcpServers": {
    "celestial-node": {
      "command": "npx",
      "args": ["-y", "celestialnode-mcp"]
    }
  }
}

Claude Code

claude mcp add celestial-node -- npx -y celestialnode-mcp

Tools

Tool	Description
get_iss_position	Real-time ISS position (lat, lon, altitude, velocity)
get_tiangong_position	Real-time Tiangong station position
get_crew_in_space	Astronauts/cosmonauts/taikonauts currently in orbit
get_upcoming_launches	Upcoming rocket launches worldwide
get_space_news	Curated space news from NASA, ESA, CNSA, JAXA, Roscosmos, ISRO
get_mars_missions	All 18 Mars missions with instruments and discoveries
get_mars_rovers	Mars rovers with instruments, discoveries, and status
get_mars_weather	Mars surface weather (temperature, pressure, wind)
search_stars	Search 1M+ stars from ESA Gaia catalog
get_star_details	Full astronomical data for a star by Gaia source ID
get_constellations	All 88 IAU constellations
get_near_earth_objects	Upcoming asteroid close approaches
get_hazardous_asteroids	Potentially hazardous asteroids with orbital data
get_space_agencies	Space agencies worldwide
search_encyclopedia	Search space encyclopedia (spacecraft, missions, engines)
get_satellite_categories	Satellite categories with counts
search_satellites	Search tracked satellites by name
get_upcoming_reentries	Predicted satellite/rocket stage re-entries

Data Sources

All data is served from celestialnode.com which aggregates from NASA, ESA, CNSA, JAXA, Roscosmos, ISRO, SpaceX, and other global space agencies. Data is updated in real-time by background workers.

Security

All 18 tools are read-only GET requests. No authentication required, no write operations, no user data access.

License

MIT