NASA’s Boeing Crew Flight Test astronaut Suni Williams flashes a thumbs up after exiting the Neil A. Armstrong Operations and Checkout Building at the agency’s Kennedy Space Center in Florida during a mission dress rehearsal on Friday, April 26, 2024. As part of the agency’s Commercial Crew Program, Wilmore and Williams are the first to launch to the International Space Station aboard Boeing’s Starliner spacecraft. Liftoff atop a United Launch Alliance Atlas V rocket from Space Launch Complex-41 at nearby Cape Canaveral Space Force Station is scheduled for 10:34 p.m. ET Monday, May 6.