Elon Musk’s SpaceX on Sunday known as off the launch of Starship’s tenth mission from Texas over a problem at its launch web site, delaying an try to attain a number of long-sought growth milestones missed on account of previous checks ending in early failures.
The 232-foot(70.7-meter)-tall Tremendous Heavy booster and its 171-foot(52-meter)-tall Starship higher half sat stacked on a launch mount at SpaceX’s Starbase rocket amenities because it was being stuffed with propellant forward of a liftoff time of seven:35 pm ET (2335 GMT).
However roughly half-hour from liftoff, SpaceX mentioned on X it was “standing down from at present’s tenth flight of Starship to permit time to troubleshoot a problem with floor methods.”
Standing down from at present’s tenth flight of Starship to permit time to troubleshoot a problem with floor methods
— SpaceX (@SpaceX) August 24, 2025
Musk had been poised to supply an replace on Starship’s growth progress previous to the rocket’s launch on Sunday, however a placeholder dwell stream indicated it had been cancelled.
SpaceX didn’t say when it could make one other launch try. Comparable scrubs up to now have been resolved in a matter of days.
Improvement of SpaceX’s next-generation rocket, the middle of the corporate’s highly effective launch enterprise future and Musk’s Mars ambitions, has confronted repeated hiccups this 12 months as NASA hopes to make use of the rocket as quickly as 2027 for its first crewed moon touchdown for the reason that Apollo program.
This 12 months, two Starship testing failures early in flight, one other failure in house on its ninth flight, and a large check stand explosion in June that despatched particles flying into close by Mexican territory have examined SpaceX’s test-to-failure growth method.
Nonetheless, the corporate has continued to swiftly produce new Starships for check flights at its sprawling Starbase manufacturing amenities.
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These setbacks underscore the technical complexities of Starship’s newest iteration, filled with much more capabilities equivalent to elevated thrust, a doubtlessly extra resilient warmth protect and stronger steering flaps essential to nailing its atmospheric reentry – key traits for Starship’s speedy reusability that Musk has lengthy pushed for.
The stacked system had been anticipated to blast off from Texas round sundown on Sunday earlier than its Starship higher stage separated from the Tremendous Heavy booster dozens of miles in altitude.
Tremendous Heavy, which has returned for a touchdown at its launch pad in big mechanical arms in previous checks, would have as a substitute focused the Gulf of Mexico for a gentle water touchdown in an effort to check a backup engine configuration.
Starship was to briefly ignite its personal engines to blast additional into house, the place it could have tried to launch its first batch of mock Starlink satellites and reignite an engine whereas on a suborbital path across the planet.
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After that section, the ship targets an atmospheric reentry over the Indian Ocean, a vital flight section that checks quite a lot of prototypical warmth protect tiles and engine flaps designed to endure a barrage of blazing warmth that has largely shredded the rocket’s exterior throughout previous flights.
“Starship’s reentry profile is designed to deliberately stress the structural limits of the higher stage’s rear flaps whereas on the level of most entry dynamic stress,” SpaceX mentioned on its web site.