Ansys Digital Mission Engineering products are designed to extend digital engineering to the mission — the operational environment in which your systems and systems of systems must succeed.

This kind of analysis might like something that comes at the end of your project's life cycle — once your system is designed — the truth is quite different. Digital mission engineering is best applied early and often, from design through development, test, operations, and sustainment. Uncover problems sooner rather than later and you'll have a design that excels against your adversaries, ready to deploy far quicker than your competition.

What's more, these products are equipped with robust, documented APIs that enable you to connect them to other software tools and ingest data from any source. You can find the perfect tools among the sweeping array of simulation products available from Ansys, from multiphysics solvers to design platforms to analysis tools.

To learn more about Ansys Digital Mission Engineering products, click the cards below.

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Primary Products

Systems Tool Kit (STK)

Modeling and simulation software for digital mission engineering and systems analysis.

Orbit Determination Tool Kit (ODTK)

Process tracking data and generate orbit ephemeris with realistic covariance.

Test and Evaluation Tool Kit (TETK)

Improve the efficiency and effectiveness of test and evaluation activities.

DME Component Libraries

DME Component Libraries are a collection of development libraries for creating custom applications that benefit from web-first architectures.

STK License Options


The foundation for analyzing and visualizing complex systems in the context of their missions.

STK Premium (Space)

Advanced analytical tools and higher fidelity modeling in the space domain.

STK Premium (Air)

Advanced analytical tools and higher fidelity modeling in the air domain.

STK Enterprise

The most comprehensive digital mission engineering software package, anywhere.

STK Specialized Extensions

STK Scheduler

Optimize task scheduling for any type of space system.


Model and simulate satellites and their subsystems.

STK Missile Tool Kit

Simulate powered missile trajectories, intercept engagements, and defense system performance.


Space Object Threat Assessment (SOTA)

Assess satellite risk and vulnerability.

Space Event Generator (SEG)

Simulate space events for Test, Training, and Exercise (TTX) support.


Reverse engineer spacecraft maneuvers, and examine and correct observation association problems.