<ul><li>NASA’s Vehicle Assembly Building (VAB) is the largest single-story building in the world and one of the largest buildings in the world by volume.</li><li>It covers eight acres (32,000 square meters) and is 525 feet (160 meters) tall and 518 feet (157 meters) wide.</li><li>The VAB is where engineers stack the rockets before rolling them out to the launch pad.</li><li>Artemis 2, the U.S. mission to return humans to the moon, was captured inside the VAB.</li></ul>

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