Wiki & Tutorials

Tutorials & Articles

An Example of using different coordinate systems for a mission

A detailed explanation of the coordinate systems used in Mars orbiter missions, covering different...

Useful information when manipulating SOS simulation data in Excel

Built-in Excel Functions for 3D Vector Operations Excel provides basic support for vector math using...

Tutorial – LEO to GEO – Part 2

This video has been superseded by the LEO to GEO tutorial...

Tutorial – LEO to GEO – Part 1

This video has been superseded by the LEO to GEO tutorial...

Orbital Elements or State Vectors?

For many years the space community has used orbital elements at epoch to define orbits.  Yes, it...

Using the Satellite Path script functions and records in Mission Planner

When defining orbits with the functions and records within the Mission Planner, you will find that...

Achieving accurate orbit prediction

There can be a world of difference between designing an orbit using Orbital Elements and how the...

Basic Orbital Mechanics

Product News & Comments

Version 29 Released

We are pleased to announce a new release to SOS. This release brings many new features which includes the ability to connect your AI assistant. See the video below: New features: MCP (Model Context...

Version 28 of SOS now released!

This version sees the product improved in several areas. Some of the highlights are listed here: Why don’t you check it out and try it for yourself? Home Page  Wiki  SOS Videos  Download the...

Changing the way Orbital Mechanics is Taught

With the advent of modern high-speed personal computers, why do we still teach astrodynamics/orbital mechanics using Kepler’s equations?  When I taught astrodynamics 40 years ago at the USAF Academy...

Version 27 now released!

This release includes a Mission Planner, which allows the user to write scripts within the application. These scripts interact with the SOS simulator, allowing complex missions. While you are here...

Product Issues

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