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Ax-4 Clears Launch Readiness Review, Prepares for Liftoff

June 9, 2025
The SpaceX Falcon 9 rocket and Dragon spacecraft stands vertical on Launch Complex 39A (LC-39A) at NASA's Kennedy Space Center ahead of dry dress. Credit: SpaceX

²»Á¼Ñо¿Ëù, NASA, and SpaceX mission management have completed the Launch Readiness Review (LRR) for Axiom Mission 4 (Ax-4). The launch will take place on Wednesday, June 11 at 8:00 a.m. ET from Launch Complex 39A at NASA’s Kennedy Space Center in Florida.

A pre-launch virtual press conference followed the LRR. Listen .

Participants included:

  • Allen Flynt, Chief of Mission Services, ²»Á¼Ñо¿Ëù
  • Dana Weigel, Manager, International Space Station Program, NASA
  • William Gerstenmaier, Vice President,Build and Flight Reliability, SpaceX
  • Launch Weather Officer, 45th Weather Squadron, U.S. Space Force

Weather reports along the ascent corridor are still being monitored.

Beginning approximately two hours before launch, the live launch webcast will follow the journey of the Ax-4 crew as they prepare to liftoff from Launch Complex 39A. The webcast will continue until roughly 20 minutes after launch with stunning views of the spacecraft traveling to the International Space Station. Watch live on .

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