The main purpose of the Space Superiority Readiness Act of 2026 is to enhance the United States' ability to control and maintain superiority in space, particularly in the context of potential conflicts with other nations, specifically China. The act aims to ensure that the U.S. military is prepared for operations in space, recognizing the increasing importance of this domain for national security. Key provisions of the act include several important initiatives. First, it mandates the Secretary of Defense to increase the Space Force's capabilities in wargaming, modeling, and simulation.