A worker is seen inside the Science Mission Operations Room (SMOR) at Johnson Space Center in Houston, Texas, on April 6, 2026. The Artemis astronauts entered the final phase of their run-up to a lunar loop on Monday, a tipping point of sorts that means the Moon's gravity is now having a stronger pull on the spacecraft than Earth's. The Orion capsule will now whip around the Moon, setting the crew up to travel farther from our home planet than any human before. (Photo by RONALDO SCHEMIDT / AFP via Getty Images)