Technology & Science
NASA Locks In April 1 Target After Fixing Helium Seal on Artemis II
Following a unanimous Flight Readiness Review, NASA reset the twice-delayed Artemis II launch for 1 April 2026 after replacing a faulty helium quick-disconnect on the SLS upper stage.
Focusing Facts
- The 322-ft SLS/Orion stack is scheduled to roll back to Pad 39B at Kennedy Space Center on 19 March 2026, with liftoff timed for 6:24 p.m. ET on 1 April and backup windows through 6 April.
- Crew quarantine begins 18 March; astronauts Reid Wiseman, Victor Glover, Christina Koch and Canadian Jeremy Hansen will spend 10 days on a free-return loop reaching 4,000–6,000 miles above the lunar surface.
- NASA ruled out another “wet dress rehearsal” to avoid additional tank cycles that shorten SLS tank life, choosing to fuel only on the actual launch attempt.
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- US space-focused tech media
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