National Aeronautics and Space Administration www.nasa.gov NASA’s Space Launch System (SLS) Liquid Oxygen Tank Intertank Launch Vehicle Stage Adapter Launch Abort System Crew Module Service Module Encapsulated Service Module Panels Spacecraft Adapter Orion Stage Adapter Interim Cryogenic Propulsion Stage Forward Skirt 322 Feet Forward Assembly Forward Skirt Avionics Forward Segment with Igniter Center Forward Segment Center Center Segment Center Aft Segment Aft Segment Engine Section Core Stage Attach Ring Nozzle Aft Skirt Liquid Hydrogen Tank RS-25 Engines (4) SOLID ROCKET BOOSTERS (2) CORE STAGE ORION SPACECRAFT space launch system