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Artemis

    Solid Rocket Booster Separation Complete

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    The Space Launch System’s (SLS) solid rocket boosters have successfully jettisoned. The SLS core stage will continue to fire until 8 minutes after launch. In about one minute, the service module fairing and launch abort system will separate from the Orion spacecraft.

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    Artemis I Liftoff

    NASA’s Space Launch System rocket, carrying the uncrewed Orion spacecraft lifted off from Launch Complex 39B in Florida at 1:47 a.m. EST. The primary goal of Artemis I is to thoroughly test the integrated systems before crewed missions by operating the spacecraft in a deep space environment, testing Orion’s heat shield, and recovering the crew …

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    Teams to Target New Launch Time

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    Teams have extended their planned 30-minute hold, and mission managers are expected to target a new time for launch. The Eastern Range and launch teams have since resolved an issue that caused a loss of signal from a radar site and are currently in the process of conducting required tests to ensure communication and tracking …

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    Core Stage Liquid Hydrogen Back in Replenish, Upper Stage in Fast Fill

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    Teams are replenishing liquid hydrogen into the core stage and report seeing good data where a red crew tightened connections in the area of a leaky valve on the mobile launcher. The leak is not reoccurring. Engineers are back into liquid hydrogen fast fill operations on the interim cryogenic propulsion stage. Engineers also are tracking …

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    Red Crew Departs Pad

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    The red crew has departed the launch pad and is now outside the designated danger area surrounding the pad. The technicians entered the zero deck, or base, of the mobile launcher and tightened several bolts to troubleshoot a valve used to replenish the core stage with liquid hydrogen which showed a leak with readings above …

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    Red Crew Arrives at Pad

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    Technicians who are part of the “red crew” of personnel specially trained to conduct operations at the launch pad during cryogenic loading operations have arrived at the launch pad. They will enter the zero deck or base of the mobile launcher to tighten connections to ensure a hydrogen valve used to replenish the core stage …

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    Core Stage Liquid Hydrogen Flow Paused, Red Crew Being Assembled

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    Engineers have paused flowing liquid hydrogen into the core stage because of a small leak on a hydrogen valve inside of the mobile launcher. A team of personnel called a red crew is being assembled to go to the pad to make sure all of the connections and valves remain tight. The valve is located …

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    Upper Stage Liquid Hydrogen and Liquid Oxygen in Fast Fill

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    Teams are in fast fill operations for the interim cryogenic propulsion stage’s (ICPS) liquid hydrogen and liquid oxygen tanks. The ICPS is the upper stage of the Space Launch System rocket responsible for giving the Orion spacecraft the big push it needs in space to head toward the Moon. Teams continue to work toward a …

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