After months of meticulous preparation, NASA's 32-story-tall Space Launch System rocket, the most powerful operational booster in the world, was hauled to its seaside launch pad Saturday in Florida, setting the stage for a long-awaited flight next month to send four astronauts on a trip around the moon.

NASA’s Artemis II mission is one step closer to the Moon as the SLS rocket and Orion spacecraft roll out to Launch Pad 39B at Kennedy Space Center.