VANDENBERG SPACE FORCE BASE, Calif. -- A SpaceX Falcon-9 rocket lifts off at 7:25 a.m. from Space Launch Complex 4E at Vandenberg Space Force Base, Calif., Sept. 2, 2023. This mission carried the Space Development Agency’s second round of Tranche 0 satellites for its Proliferated Warfighter Space Architecture. It was also Vandenberg’s 29th launch over the last year. (U.S. Space Force photo by Senior Airman Rocio Romo)