MISSION DEFINITION CYCLE-PLANETARY EXPLORATION SYSTEMS PRODUCT AREA-IMPLEMENTATION Fig. 5 TRANSLATION • EARTH BASED OBSERVATION CAPABILITIES LAUNCH WINDOWS OCCURENCE • NASA CENTER OBJECTIVES • NASA MANPOWER LIMITATIONS DETAILED OBJECTIVES IN USABLE FORM OF THE: 1) SCIENTIFIC INTEREST IN EACH OF THE PLANETS & PRIORITIES IMPLEMENTATION 1) CLASSES OF PLANETARY PROGRAMS IN TERMS OF TARGET PLANET, LAUNCH VEHICLE & MISSION LIFE 2) CLASSES OF SPACECRAFT IN TERMS OF MISSION MODE (FLYBY, ORBIT OR LAND AND SIZE FOR EACH OF THE PLANETARY PROGRAMS) 3) MISSION COMBINATIONS IN TERMS OF CLASS OF PLANETARY PROGRAM, CLASS OF SPACECRAFT & LAUNCH OPPORTUNITY ANALYSIS APPLICATION OF CONSTRAINTS TO DETERMINE POSSIBLE: |