HomeTechnologySpaceX's next-gen Super Heavy booster aces four days of "cryoproof" testing

SpaceX's next-gen Super Heavy booster aces four days of "cryoproof" testing

TechnologyFebruary 11, 2026
1 min read
SpaceX's next-gen Super Heavy booster aces four days of "cryoproof" testing
The next Starship flight is a key precursor for more ambitious missions.
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The upgraded Super Heavy booster slated to launch SpaceX's next Starship flight has completed cryogenic proof testing, clearing a hurdle that resulted in the destruction of the company's previous booster.

SpaceX announced the milestone in a social media post Tuesday: "Cryoproof operations complete for the first time with a Super Heavy V3 booster. This multi-day campaign tested the booster's redesigned propellant systems and its structural strength."

Ground teams at Starbase, Texas, rolled the 237-foot-tall (72.3-meter) stainless-steel booster out of its factory and transported it a few miles away to Massey's Test Site last week. The test crew first performed a pressure test on the rocket at ambient temperatures, then loaded super-cold liquid nitrogen into the rocket four times over six days, putting the booster through repeated thermal and pressurization cycles. The nitrogen is a stand-in for the cryogenic methane and liquid oxygen that will fill the booster's propellant tanks on launch day.

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Source: Ars Technica

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