Overview

GMAT (General Mission Analysis Tool) is an open-source space mission design, optimization and navigation system developed by NASA and industry. It supports full-cycle analysis from LEO to the Moon, libration points and deep space missions.

Basic Information

• License: NASA Open Source Agreement
• Source: NASA AMMOS
• Official Docs: https://gmat.sourceforge.net/

Key Features

• Orbit propagation and numerical integration
• Trajectory optimization and impulsive/finite-thrust maneuver design
• Visualization interface and report generation
• Custom scripting and API interface

Use Cases

• Earth-Moon transfer orbit design and DRO stable point search
• Deep space mission simulation and window analysis
• Attitude control simulation

Official Resources

• Website: https://gmat.sourceforge.net/
• GitHub: https://github.com/NASA-AMMOS/GMAT
• Latest version: R2024a