Crew-3 astronauts Raja Chari, Tom Marshburn, Kayla Barron, and Matthias Maurer have finished putting on their SpaceX spacesuits and will soon depart the Neil A. Armstrong Operations and Checkout Building for the short journey to Launch Complex 39A. At the pad, a SpaceX Falcon 9 rocket and Crew Dragon spacecraft, named Endurance by the crew, stand ready for liftoff.