Nicole Stott, NASA Astronaut (former), shown next to the NASA “meatball” and European Space Agency insignias on the European-built service module for the Orion spacecraft, inside the Multi-Payload Processing Facility (MPPF) during a visit to NASA’s Kennedy Space Center in Florida on May 10, 2021. The first in a series of increasingly complex missions, Artemis I will test Orion and the Space Launch System rocket as an integrated system prior to crewed flights to the Moon.