SSPARC Emerging Capability Linked method for progressing from vague user needs to conceptual/preliminary design very quickly MANY architectures, several/many designs considered Understanding the trades allows selection of robust and adaptable concepts, consideration of policy, risk. ICE Robust Architecture Conceptual Adaptable evaluation Design Concepts Months, not Years SSPARC What is an Architecture Trade space? X-TOS a Case, New Utilities, ppo archs Small low-altitude science mission t Orbital Parameters rysical Spacecraft Parameters Total Lift围 Assessment of the utility and cost of a large space of possible system architecturesNumber of Architectures Explored: 50488 Number of Architectures Explored: 50488 Space Systems, Policy, and Architecture Research Consortium 5 User Needs Robust Adaptable Concepts Months, not Years ICE Conceptual Design MATE Architecture Evaluation • Linked method for progressing from vague user needs to conceptual/preliminary design very quickly • MANY architectures, several/many designs considered • adaptable concepts, consideration of policy, risk. ©2002 Massachusetts Institute of Technology Emerging Capability Understanding the trades allows selection of robust and Space Systems, Policy, and Architecture Research Consortium 6 km Km DESIGN VARIABLES: The architectural trade parameters • Orbital Parameters – Apogee altitude (km) – Perigee altitude (km) – Orbit inclination 150-1100 150-1100 0, 30, 60, 90 • Physical Spacecraft Parameters – Antenna gain – communication architecture – propulsion type – power type – delta_v Total Lifecycle Cost ($M2002) a specific architecture Assessment of the utility and cost of a large space of possible system architectures X-TOS • Small low-altitude science mission ©2002 Massachusetts Institute of Technology What is an Architecture Trade Space? Each point is 3