Celestial Node
by christersocommunityv1.1.0
Celestial Node MCP is an MCP server that provides real-time space data, including tracking of the ISS and Tiangong, crew information, rocket launches, and more. It offers access to 18 read-only tools for various space-related queries.
From the registry: Real-time space data — ISS tracking, rocket launches, space news, Mars weather, and more
Install & configure
Prerequisites
- optionalAPI Key (optional)Register for a free API key for higher rate limits (anonymous: 25 req/hour, registered: 100 req/day)https://celestialnode.com/register
Install in your client
Paste into the AI you're chatting with — it will figure out the rest
Please install the `celestial-node` MCP server into my current AI client (that's you).
Optional prerequisites:
- API Key (optional) — Register for a free API key for higher rate limits (anonymous: 25 req/hour, registered: 100 req/day) (https://celestialnode.com/register)
Canonical MCP server config (stdio transport):
- command: `npx`
- args: ["-y","celestialnode-mcp"]
- optional environment variables:
- `CELESTIAL_NODE_API_KEY`: API key from celestialnode.com for higher rate limits (example: `<your-api-key>`)
Note: 18 read-only tools for real-time space data: ISS/Tiangong tracking, crew, launches, Mars missions, star catalog, asteroids, satellites.
Add this MCP server to my current client's config in the correct format for you. If you need secrets or credentials I haven't provided, ASK me — do not invent values or leave raw placeholders. After adding it, tell me how to verify the server is connected.Note: 18 read-only tools for real-time space data: ISS/Tiangong tracking, crew, launches, Mars missions, star catalog, asteroids, satellites.
Tools (18)
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
Environment variables
CELESTIAL_NODE_API_KEYrequiredAPI key for higher rate limitsPackages
celestialnode-mcp
npmv1.1.0transport: stdio
Details
- Language
- JavaScript
- License
- MIT
- Released
- Feb 22, 2026
- Last commit
- Feb 22, 2026
- Registry name
- io.github.christerso/celestial-node