6.7.4. Spacecraft Systems Design
   6.7.4.1. 3-D Modeling Tech Committee
   6.7.4.2. Simulation Tech Committee
   6.7.4.3. Systems Design Tech Committee
   6.7.4.4. Guidance, Navigation, and Control Technical Committee
   6.7.4.5. Spacecraft Power Systems Technical Committee
   6.7.4.6. Thermal Control Systems Technical Committee
   6.7.4.7. Life Support Systems Technical Committee
   6.7.4.8. Pressurized Elements Technical Committee
   6.7.4.9. Structures and Mechanisms Tech Committee
   6.7.4.10. EVA Systems Technical Committee
   6.7.4.11. Spacecraft Propulsion Tech Committee
   6.7.4.12. Mission Equipment Technical Committee
   6.7.4.13. Test & Verification Technical Committee