From left, NASA astronaut Christina Koch, Artemis II mission specialist; NASA astronaut Reid Wiseman, Artemis II commander; CSA (Canadian Space Agency) astronaut Jenni Gibbons, Artemis II backup crew member; and teams from the agency’s Exploration Ground Systems Program participate in emergency egress training inside the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida on Monday, May 5, 2025. Artemis II will take four astronauts around the Moon, the first crewed mission on NASA’s path to establishing a long-term presence for science and exploration through Artemis.