Stock Photo - The Falcon 9 rocket and DART spacecraft readied for launch are seen as NASA Associate Administrator for the Science Mission Directorate Thomas Zurbuchen, and other NASA leadership get a tour from Julianna Scheiman, director for civil satellite missions, SpaceX, Monday, Nov. 22, 2021, at the SpaceX hanger, Vandenberg Space Force Base in California. DART is the world’s first full-scale planetary defense test, demonstrating one method of asteroid deflection technology. The mission was built and is managed by the Johns Hopkins APL for NASA’s Planetary Defense Coordination Office. Mandatory Credit: Bill Ingalls / NASA via CNP. - Vandenberg Space Force Base/California/Vereinigte Staaten