U.S. Sen. Michael Bennet of Colorado visits the National Space Defense Center and Joint Commercial Operations cell at Schriever Space Force Base, Colo., April 4, 2024. The JCO is an extension of the National Space Defense Center operations floor, and it leverages commercial providers to provide diverse, timely Space Domain Awareness in direct support of the NSDC’s core protect and defend mission. The NSDC directly supports space defense unity of effort and expands information sharing in space defense operations among the DoD, National Reconnaissance Office, and other interagency partners. The NSDC is one of five operations centers for U.S. Space Forces – Space. The S4S mission is to plan, integrate, conduct, and assess global space operations in order to deliver combat relevant space effects, in, from, and to space, for Combatant Commanders, Coalition partners, the Joint Force, and the Nation.