Starship is the reusable spacecraft and second-stage lineage of SpaceX's two-stage launch system. Its integrated-flight generations progressed from V1 Ships 24, 25, and 28-31, through redesigned V2 Ships 33-35, 37, and 38, to the Raptor 3-powered V3 introduced by Ship 39 in May 2026; earlier prototypes such as SN15 remain part of the broader lineage.