President Trump on Tuesday announced his administration has selected the architectural design for a "Golden Dome" missile defense system to protect the United States from foreign threats. The president also said the budget package Republicans are currently ironing out on Capitol Hill will include an initial $25 billion to begin construction on the missile defense system.

The Congressional Budget Office has estimated that deploying and operating just the space-based interceptors could cost $542 billion over the next two decades.

President Trump speaks alongside Secretary of Defense Pete Hegseth in the Oval Office on May 20, 2025, announcing plans for the "Golden Dome," a national ballistic and cruise missile defense system. President Trump today unveiled an ambitious plan to shield America from missile attack by building what he describes as a "Golden Dome."