Requirements Development and Management on the Psyche Project

Engineering & Materials Science

• Electric propulsion 100%
• Chassis 90%
• Spacecraft instruments 72%
• Spacecraft 72%
• Optical communication 47%
• Contractors 39%
• NASA 37%
• Demonstrations 33%
• Satellites 31%
• Communication 20%

Physics & Astronomy

• requirements 55%
• deep space 45%
• solar electric propulsion 40%
• chassis 35%
• flight 32%
• spacecraft 21%
• spacecraft instruments 19%
• contractors 17%
• aerospace sciences 16%
• translating 14%
• aerospace environments 14%
• optical communication 10%
• communication 9%
• products 7%

Earth & Environmental Sciences

• project 42%
• spacecraft 31%
• flight 29%
• communication 17%
• bus 12%
• science 7%
• decision 7%
• product 5%
• method 2%