SMRTR Science & EngineeringMar 3, 2026Ars Technica

No fooling: NASA targets April 1 for Artemis II launch to the Moon

SMRTR summary

NASA fixed the hydrogen leak that grounded the Artemis II Moon mission but discovered a new helium flow problem in the rocket's upper stage just after a successful fueling test. Engineers found a dislodged seal blocking the helium pathway and completed repairs, targeting an April 1 launch date.

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