U.S. Space Command is a unified combatant command of the U.S. Department of Defense responsible for conducting military operations in outer space. Established in 2019, it focuses on protecting U.S. interests in space, ensuring freedom of action in the space domain, and deterring aggression from potential adversaries. The command oversees various missions, including satellite operations, missile warning systems, and space surveillance. It collaborates with other military branches and international partners to enhance space security and develop strategies for future challenges in the evolving space environment.