SatIntel is an OSINT tool for Satellites 🛰. Extract satellite telemetry, receive orbital predictions, and parse TLEs 🔭

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

KSP Trajectory Optimization Tool

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.

dSGP4: differentiable SGP4. Supports differentiability, ML integration & embarassingly parallel computations

Useful programs for orbital mechanics

kOS library that enables scripted orbital transfer window planning and vessel rendezvous for the the game Kerbal Space Program

Software for precise orbit determination of Low Earth Orbiters, gravity field recovery and mission design

OrbitLib is a two-body orbital mechanics library for Roblox Luau.

The Astrobook source files

Software suite to perform solid-body tidal dissipation calculations for rocky and icy worlds

The General Mission Analysis Tool (GMAT) is the world's leading enterprise, multi-mission, open source software system for space mission design, optimization, and navigation. The system supports missions in flight regimes ranging from low Earth orbit to lunar, libration point, and deep space missions.

Orbital mechanics on minor planets using golang

Repository started as part of a 2022 study on Python libraries for orbit propagation.

3D web-based simulator for modeling space orbits, satellite trajectories, and orbit analysis.

Conjunction Analysis and Screening with Python

Resources for Blast Off!, Summer Project 2022, IIT Kanpur

A computational toolkit for the Circular Restricted Three-Body Problem

Two Body Orbit Propagator [Experimental!]

Porkchop plot tool for interplanetary transfer analysis.