👉 The Golden Dome system consists of four layers: a space-based layer, three ground-based layers, and 11 short-range missile launch sites across the US 👉 The system is designed to detect and intercept ballistic missiles in the boost phase, when they are most vulnerable 👉 The system will be operational by 2028 and will cost a total of $175 billion 👉 The system is being developed by various contractors, including Lockheed Martin, Northrop Grumman, and Boeing