Ars Technica
• Stephen Clark
Hydrogen leak in SLS wet dress rehearsal forces second fueling test; Artemis II launch slips to March
A liquid-hydrogen leak discovered during NASA’s overnight SLS wet dress rehearsal requires a second full fueling test, pushing the earliest possible Artemis II crewed lunar-flyby launch into March. Teams spent most of Monday trying to locate and fix the leak, extending the prelaunch campaign and schedule risk.
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