ORLANDO, Fla. — NASA has sent the Artemis I rocket back to the launch pad at Kennedy Space Center for testing later this month, looking to get back on track for a potential moon launch as early as August. The 5.75 million-pound, 322-foot-tall combination of the Space Launch System, Orion capsule and mobile launcher left the Vehicle Assembly Building at Kennedy Space Center early Monday to make the 4.4-mile slow crawl to Launch Pad 39-B. The rocket still needs to run through a complete wet dress rehearsal during which NASA will fill and drain the core and upper stage with 730,000 gallons of sup…