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Artemis II Rolls Back to VAB After Helium Flow Issue

Type
ANOMALY
Status
IN PROGRESS
Date
February 21, 2026
FOMO
79

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Artemis II is going back to the garage — third delay in the countdown

Orig: NASA Rolls Back Artemis II After Helium Flow Issue Detected

A helium flow anomaly in the SLS upper stage on February 21 prompted NASA to roll the Artemis II stack back to the Vehicle Assembly Building. The crew was released from quarantine in Houston. Engineers need to determine the cause and make repairs before re-targeting a launch window, now no earlier than April.

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On February 21, 2026, engineers detected an anomaly with helium flow to the SLS upper stage. NASA ma

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