SpaceX called off the first attempt to launch the newest version of its Starship vehicle May 21 because of a problem with ground equipment. The company had been working toward a 7:30 p.m. Eastern liftoff of the first version 3 Starship/Super Heavy vehicle from its launch complex at Starbase, Texas. The launch was pushed an hour into a 90-minute window because of upper-level winds, but the countdown stopped at the T-40 second mark. It restarted several times, only to recycle back to T-40. SpaceX said on the launch webcast that it was looking at issues with quick-disconnect lines and water diverters on the pad. After several minutes, SpaceX called off the launch, citing rising temperatures in propellant tanks. The hydraulic pin holding the tower arm in place did not retract properly,
SpaceX said in a post on X.
Upgraded Starship Version 3 Debut and Technical Refinements
The upgraded design incorporates a revised propulsion system, featuring redesigned fuel transfer lines and larger propellant tanks. These adjustments allow all 33 Raptor engines on the Super Heavy booster to ignite simultaneously, addressing past ignition issues. Additionally, the upper stage features modifications intended to reduce the risk of fires from trapped leaking propellant.
Its 33 Raptor 3 engines (compared with V2’s Raptor 2s) have more thrust and around three times the payload capacity. Following engine tests on both Starship stages in the last two weeks — igniting all six Raptor 3s on the “Shipupper stage and all 33 Raptor 3s on the
Super Heavy” first stage — SpaceX proceeded with the launch preparation.
Commercial Payload Deployment and Lunar Program Goals
The architecture is equally vital to NASA’s Artemis program, for which SpaceX is developing a Human Landing System lunar lander variant. NASA’s deep-space exploration approach relies on extensive in-space refueling, requiring nearly 20 Starships to launch as fuel depots or in-flight tankers to transfer liquid methane and liquid oxygen. Despite acing a flight test of its newest generation Starship super-capsule, SpaceX still has to speed through an obstacle course of tech challenges, stretching out across 380,000 kilometers, to win the race to land astronauts around the impact craters of the Moon, say leading North American space scholars.
Commercial Competitors and the Global Space Race
The aggressive development pace of Starship unfolds amid heightened competition from rival private aerospace firms and national space programs. Space scholars point to a three-power competition involving the United States, commercial providers, and China, with the White House mandating the return of Americans to the lunar surface by 2028.
While SpaceX holds a NASA contract for lunar landings, delays have prompted the space agency to reopen competition. Blue Origin is actively developing its own lunar lander architecture alongside its heavy-lift New Glenn rocket. Reuters reported that the giant New Glenn rocket from billionaire Jeff Bezos’ space company Blue Origin launched from Florida on its debut mission for paying customers on Thursday, sending two NASA satellites toward Mars and nailing the return landing of its reusable booster for the first time. The powerful two-stage rocket’s first flight since its inaugural launch in January and the successful booster landing at sea represented key milestones for Blue Origin in its quest to compete on a more equal footing with Elon Musk’s SpaceX, the world’s leading rocket provider.
Dave Limp, CEO of Blue Origin, and other aerospace executives have noted the intense cadence of private launch providers. Meanwhile, aerospace engineers across commercial divisions and international space agencies continue to analyze flight telemetry and vehicle designs as the race to the Moon enters its next phase.