Frequently Asked Questions


Are the OD class materials free?

Yes! The Orbit Determination materials will always be free. You can sign up for the course here. Or you can just head over to the lectures.


How can I buy some of your CAD models?

Contact me directly for prices. There are some low-fidelity versions available on GrabCAD.


Do you have customer service?

Me. Replying to your questions, comments, and concerns as soon as possible. Let's make it right.