Trajectory & Analysis Tools

We’ve helped to compile a list of useful trajectory & other flight performance and analysis tools for you. Among the most popular are Open Rocket, RASAero, & Space Cad. Some of these tools are free. Others require purchase. Before you go and spend money on programs, we recommend you give Open Rocket a try. The software is open source which means that many people can contribute to its improvement.

Free Programs

Open Rocket
Visual Center of Pressure (VCP) 1.64

Paid Programs

RockSim ($)
SpaceCAD ($)


Open Rocket Tutorial Video

These videos from youtube (courtesy or PennCharterChemistry) will help you learn how to use Open Rocket features to design and simulate a rocket flight.

Part 1:

Part 2:


Part 3:


  1. john Eric Thompson says:

    great guide for open rocket.

    Thank you for posting it here

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