Core Concept - The revival of the missile defense system concept, termed the "Golden Dome," by President Trump aims to create a protective shield over America, capable of intercepting missiles globally [1] Cost Estimates - Initial cost estimates for the Golden Dome project started at $25 billion for the design phase, but actual construction costs could escalate to as high as $175 billion [4] - A significant contract worth $151 billion was announced by the U.S. Department of Defense for the "Scalable Homeland Innovative Enterprise Layered Defense (SHIELD)" project, which is part of the Golden Dome initiative [5] Project Administration - The SHIELD project will be administered by the U.S. Missile Defense Agency, and the funding will be structured as a "multiple award, indefinite-delivery/indefinite-quantity contract," allowing for flexibility in subcontracting and funding allocation [7]