Track anything in orbit
Satellites, planets, stars, deep sky objects, comets, meteor showers, debris, the Moon and Sun — all through a unified observation pipeline powered by Skyfield.
Craft Documentation
Track satellites, predict passes, and control your rotors — all from one interface
What can Craft do?
Section titled “What can Craft do?”Predict passes
Calculate upcoming visible passes for any satellite at your observer location, with azimuth, elevation, and timing for AOS/TCA/LOS.
Control your rotors
Direct rotctld integration via the Hamlib protocol. Point your antennas at any celestial object and track it in real time.
Search everything
Semantic omnisearch across 22,000+ objects using pgvector embeddings. Find objects by name, NORAD ID, description, frequency, or natural language.
Explore the docs
Section titled “Explore the docs” Quick Start Get Craft running with Docker in minutes
API Reference REST endpoints for satellites, passes, and tracking
SGP4 Theory Archive The foundational satellite propagation mathematics, extracted from primary sources
Architecture How Craft fits together — database, API, and frontend