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Open Space Toolkit Astrodynamics is an open-source C++ and Python library for orbital and attitude dynamics, enabling orbit propagation, attitude analysis, access calculations, and mission analysis. It includes standard propagators and models such as SGP4 with TLE inputs, Kepler, tabulated and propagated trajectories, and physics like central gravity, third-body gravity, and atmospheric drag to simulate satellite motion. The project provides extensive documentation, tutorials, notebooks, and Docker images to facilitate development, testing, and experimentation.
AI named Open Space Toolkit – Astrodynamics from November 2025 to March 2026.