Helium Leak Causes Delay of SpaceX’s Polaris Dawn Astronaut Launch Until August 28 Written 27 August 2024

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Polaris Dawn mission on the launchpad. | Credit: SpaceX; X

SPACE reports that SpaceX has pushed the launch of the historic Polaris Dawn astronaut mission back 24 hours, to Wednesday morning (Aug. 28), due to a helium leak. “’Teams are taking a closer look at a ground-side helium leak on the Quick Disconnect umbilical. Falcon and Dragon remain healthy and the crew continues to be ready for their multi-day mission to low Earth orbit,’ SpaceX announced in an X post on Monday evening (Aug. 26).”
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