NASA Attaches All Four RS-25 Engines to Artemis I Rocket Stage

Engineers and technicians at NASA’s Michoud Assembly Facility in New Orleans have attached all four RS-25 engines to the core stage for NASA’s Space Launch System (SLS) rocket that will help power the first Artemis mission to the Moon. To complete assembly of the rocket stage, crews are now integrating the propulsion and electrical systems within the structure. The completed core stage with all four RS-25 engines attached is the largest rocket stage NASA has built since the Saturn V stages for the Apollo Pr