jsc2023e071583 (Nov. 6, 2023) --- NASA astronaut Zena Cardman, pictured with Roscosmos cosmonaut Aleksandr Gorbunov, trains for a spacewalk at the Neutral Buoyancy Laboratory at NASA's Johnson Space Center in Houston, Texas, for the SpaceX Crew-9 mission to the International Space Station. Credit: NASA/Bill Stafford