NASA expected to announce whether Artemis I can launch without VAB rollback

This week, NASA is expected to share the results of its continued discussions with the U.S. Space Force as it tries to avoid rolling its moon rocket back to the Vehicle Assembly Building for safety checks, a process that could take weeks.

Agency officials said Wednesday all objectives were met in the latest cryogenic demonstration test of the Space Launch System. Those objectives — assessing engineers’ repair of a hydrogen leak, loading propellant using new procedures, performing a “kick-start bleed” to simulate pre-launch engine thermal conditioning and completing a pre-pressurization test — have produced data teams said will be weighed with

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