: President Trump has stated the goal for the system to be "fully operational" within his term, with an estimated initial cost of $175 billion [2, 25]. However, critics and analysts estimate the long-term cost could reach $844 billion to $1.1 trillion [16].
Initiated in January 2025 by the second Trump administration, the Golden Dome for America (originally called the "Iron Dome for America") is an integrated air and missile defense system [6].
: Modern dome technology can be an eco-friendly option, as the double-curved shape uses less material to enclose more volume than conventional buildings [11]. 2. Golden Dome for America (Missile Defense) : President Trump has stated the goal for
: In April 2026, the U.S. Space Force awarded contracts to 12 companies —including SpaceX, Lockheed Martin, and Northrop Grumman—to begin work on space-based interceptors [18, 20]. 3. Geology
: The system is designed to be a "system of systems," incorporating ground-based interceptors, ship-borne defenses, and space-based interceptors [18, 19]. : Modern dome technology can be an eco-friendly
: These can form as "laccoliths," where hardened magma creates a triangle or dome shape between sedimentary rock layers [10].
: These are formed specifically when thick lava hardens directly over a volcanic vent [10]. Space Force awarded contracts to 12 companies —including
: It is a hollow half of a sphere [10]. Traditional masonry domes require heavy supporting walls or pendentives—inverted triangular masonry—to transition from a square base to a circular dome [12, 13].