Critical Design Review Complete For Space Launch System Exploration Upper Stage
The Next Version Of SLS, Block 1B, Will Use EUS NASA has successfully completed a critical design review for NASA’s Space Launch System (SLS) Exploration Upper Stage (EUS), confirming the EUS design for continued development and transition to hardware build. Boeing has already started fabrication activities that will support building the first EUS at NASA’s Michoud Assembly Facility in New Orleans. The SLS rocket uses staged propulsion to send NASA’s Orion spacecraft and astronauts, plus supplies, to the moon and beyond. The Boeing-built core stage powers the SLS in early flight, eventu...