NASA selects Centaur for new SLS upper stage Astrobitica March 6, 2026 (Last updated: March 6, 2026) 1 minute read NASA has selected the Centaur upper stage currently used on United Launch Alliance’s Vulcan rocket for future flights of the Space Launch System. The post NASA selects Centaur for new SLS upper stage appeared first on SpaceNews. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Will Proba-3 phone home? European solar-eclipse satellite goes darkNext: NASA contract confirms selection of ULA’s Centaur 5 as new upper stage for the SLS rocket