From left, NASA astronauts Andre Douglas, Artemis II backup crew member, and Artemis II astronaut Reid Wiseman, commander tour Artemis II operations inside the Vehicle Assembly Building at NASA Kennedy Space Center in Florida on Thursday, Feb. 27, 2025. For Artemis II, four astronauts will venture around the Moon, the first crewed mission on NASA’s path to establishing a long-term presence for science and exploration through Artemis.