Copernicus

NASA’s high-fidelity trajectory design and optimization system for Earth, lunar, libration-point, and interplanetary missions.

PyKEP

ESA’s open research toolbox for interplanetary trajectory design, Lambert problems, and low-thrust optimization.

OpenRocket

A free, open-source, cross-platform application for model-rocket design and flight simulation.

RocketPy

An MIT-licensed Python library for high-power rocket trajectory, weather, dispersion, and six-degree-of-freedom simulation.

OpenVSP

NASA’s open-source parametric aircraft geometry tool for conceptual design and engineering analysis.

SU2

An open-source multiphysics simulation and design suite for CFD, aerodynamic analysis, and shape optimization.

FreeFlyer

Commercial astrodynamics software for space mission design, analysis, and operations across the mission lifecycle.

Basilisk

An open-source astrodynamics and spacecraft simulation framework for research, GNC, and hardware-in-the-loop work.

TudatPy

TU Delft’s open-source Python interface for numerical astrodynamics, propagation, estimation, and space research.