The mission will the fifth flight to space for Peggy Whitson, the American with the most spaceflight experience in history. Liftoff on Wednesday, June 25 is set for 2:31 a.m. EDT (0631 UTC) from Launch Complex 39A.
Ax-4 will mark the first time an astronaut from India or Poland visits the International Space Station. The mission will be commanded by former NASA astronaut Peggy Whitson, making her second trip to the ISS on behalf of Axiom Space.