; (6) successfully conducting the National Space Exploration Campaign depends on a broad base of technical and operational expertise and core capabilities provided by the NASA centers and industry partners; (7) the Lyndon B. Johnson Space Center’s role as a leading source of such expertise and capabilities makes it an important driver of economic activity in the United States; (8) the Lyndon B. Johnson Space Center has a tremendous opportunity to take a leadership role in promoting broader economic engagement with the commercial, academic, and industrial entities in the United States and globally; and (9) the Lyndon B. Johnson Space Center shall have a primary role in the development, integration and operations of space and supporting systems critical to the National Space Exploration Campaign, including major systems elements and key infrastructure operated in the vicinity of— (A) low-Earth orbit; (B) the Moon; (C) Mars or its moons; or (D) any other destinations pursuant to the objectives specified in section 202(1) of the National Aeronautics and Space Administration Authorization Act of 2010 ( 42 U.S.C. 18312(a) ). 4. Policy It is the policy of the United States to continue a human presence capability in low-Earth orbit and that such capability— (1) maintains the United States global leadership and relationships with partners and allies; (2) contributes to the general welfare of the United States