NASA to start slow-moving process returning moon rocket to hangar this week

February 23, 2026

TL;DR

NASA's giant moon rocket is being returned to the Vehicle Assembly Building (VAB) for repairs.
A helium system malfunction occurred after previous hydrogen fuel leak issues were addressed.
The mission's launch is now targeted for at least April, potentially preserving the April launch window.
The Artemis II mission will send four astronauts on a flight around the far side of the moon.
This mission is a test of the Orion deep space capsule for future lunar landing missions.

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