11 Heavy Lift Vehicle Configurations 4 Aug 2011

22 Payload (mT) FSB 4 SSME Standard ET No upper stage FSB 5 SSME Stretched ET 1 J-2X US FSB 5 SSME Std ET 2 J-2X-285 Add US FSB 3 SSME Standard ET No upper stage HLV SLS Evolution Path FSB 4 SSME Stretch ET No upper stage HLV

33 Payload (mT) Existing Hardware & Current Contracts DM-3 Space Shuttle Ares I FSB 3 SSME Standard ET No upper stage Liberty DM-3 provides directly applicable technology maturation for next generation systems DM-3 static test is the third in a critical series of motor tests to evolve and confirm the final Ares First Stage configuration DM-3 provides significant risk mitigation for new motor features and satisfies 35 specific design objectives DM-3 Evolution and Applicability FSB 4 SSME Standard ET No upper stage FSB 5 SSME Stretched ET 1 J-2X US FSB 5 SSME Std ET 2 J-2X-285 Add US FSB 3 SSME Standard ET No upper stage HLV FSB 4 SSME Stretch ET No upper stage HLV

44 DM-3 Major Test Objectives Overview Demonstrate compliance to ballistic performance requirements at a 90 o F PMBT Assess ballistic predictions with high aft segment mach number and erosive burning at the 90 o F PMBT requirement Assess reduced insulation thickness as it approaches the projected flight profile Verify PBI-NBR field joint performance at the upper temperature requirement Evaluate aft dome flow characteristics and effect on insulation and boot at the 90 o F PMBT requirement Verify nozzle erosion at the 90 o F PMBT requirement Verify nozzle bondline performance at the upper extreme temperature requirement Evaluate FNR flat development and potential abnormal erosion Assess performance of ENKA CCP in ply-lift prone locations Evaluate nozzle contour change Evaluate silica cowl performance Critical Assessments Metal Structural Integrity* Redundant and Verifiable Seals* Pressure and Temp on Joints Joint Thermal Barrier FJPS Case Insulation Operational Integrity* Case Insulation Thermal SF Joint Insulation* Stress Relief Flap* Inhibitors* Field Joint System* Insulation Structural SF* Igniter Insulation Safe & Arm Operational Pressure Transducers PMBT* Propellant Performance* Bore Choking SF* Propellant Structural SF* Nozzle Vectoring Flex Boot Vectoring Capability Flex Boot Performance Factor Throat Erosion Nozzle Flame Front Liner Erosion Nozzle Primary Structural Elements Nozzle Phenolics Structural SF Nozzle Pre-loaded Bolts Geometric Angular Alignment and Radial Offset Nozzle Barrier TVC System Actuator Last Commanded Position Shock and Vibration TVA Temperatures DFI Forward Test Stand Motor Objectives * Objectives apply to more than one segment