ULA Confirms Successful GEM 63XL Static Fire as Vulcan SRB Investigation Drags On and Space Force Pause Holds
ULA says Northrop Grumman ran a successful GEM 63XL solid rocket booster static fire on April 15, but the Vulcan rocket remains grounded for national security launches three months after a nozzle anomaly on USSF-87, with Amazon expected to anchor a return-to-flight by year-end.
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