poliastro - 🚀 Astrodynamics in Python

Astrodynamics with Python book, software, and videos. Spacecraft trajectory and attitude modeling and simulation

Orbital and astronomy computations in python

OREKIT is a free low level space dynamics library written in Java. Please visit our Gitlab instance for issues and contributions: https://gitlab.orekit.org

Nyx is a high fidelity, fast, reliable and validated astrodynamics toolkit library written in Rust and available in Python

determination of satellite orbits and more

A Modern Fortran Library for Astrodynamics 🚀

The most comprehensive collection of accurate astronomical algorithms in (C++, Objective-C and) Swift.

🛰️ Satellite TLE tools in JavaScript: get lat/lon of satellites, get look angles, plot orbit lines, extract individual TLE elements, etc

Orbit Determination with Python

Unity3d static 2-body orbits simulation

JavaScript Library for Astronomical Calculations

OrbitalTrajectories.jl is a modern orbital trajectory design, optimisation, and analysis library for Julia, providing methods and tools for designing spacecraft orbits and transfers via high-performance simulations of astrodynamical models.

Calculate orbital information of satellites in GoLang.

🚀 A simple Qt/OpenGL satellite orbit simulator

Python utilities for processing satellite position observations and managing TLEs

Python library for space enthusiasts

🌏 📡 🌏 📡 ORBITM - Orbit maintenance, propulsion sizing, and life-time estimation of space objects!

Sophisticated astrodynamics and space mission simulator. Calculate n-body trajectories, perform orbital maneuvers, apply various perturbations, generate plots, and more! Minimal dependencies.

C# SGP4 orbit prediction Library