The Artemis II crew successfully returned home with four astronauts after traveling around the far side of the Moon, breaking the record for the farthest distance humans have flown from Earth. It is also a major milestone in human exploration of deep space, marking the first crewed lunar flyby in nearly 50 years and a boost to NASA’s zealous dream of returning humans to the lunar surface. Yet even as the mission brought excitement about future lunar exploration, because of its milestones and technical complexities, it is not the most 'ambitious mission' NASA has planned.In addition to the traditional radio…