Pentagon Held Expo to Plan Golden Dome Power Needs
The Department of Defense showcased energy innovations to address the massive electrical demands of the planned missile defense system.
Updated on Oct. 11, 2026 in Energy
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The Department of Defense recently hosted an energy expo at the Pentagon, featuring over 100 exhibits aimed at powering the prospective Golden Dome missile defense system. The system requires significant electrical capacity to support its directed-energy weapons and AI-powered command network.
Why it matters
Directed-energy weapons and advanced radar systems demand vast amounts of power, necessitating a new energy infrastructure. The initiative comes as adversaries like Russia and China accelerate their own hypersonic and ballistic weapons programs.
The Pentagon showcased over 100 energy innovation exhibits to address the needs of the Golden Dome, which includes directed-energy weapons and AI-powered command systems. No comprehensive estimate currently exists for the total power required to operate the entire shield.
The players
Department of Defense
The executive branch department responsible for coordinating and supervising all agencies and functions of the government relating directly to national security.
Congressional Budget Office
A federal agency that provides budget and economic information to Congress to assist in the federal budget process.
The details
The Army is currently working on a Tactical Microgrid Standard to integrate various power sources, while the Navy is testing its Common Operational Resilience and Energy Storage project to maintain backup power during grid disruptions. These efforts are designed to ensure that the proposed system, which includes space-based sensors and interceptors, remains functional.
Timeline
October 6, 2026: The Pentagon hosted the energy expo focused on missile shield power needs.
May 2026: The Congressional Budget Office released its report on potential missile shield costs.
Fiscal Year 2027: The Pentagon budget request identified a projected $185 billion cost.
Through 2035: The projected duration for the $185 billion cost estimate.
The Big Picture
The focus on modular, resilient energy systems follows the pattern set by the Army's Tactical Microgrid Standard. This approach shifts military infrastructure away from centralized reliance toward decentralized, integrated networks designed to support high-energy weaponry.
Developing resilient power infrastructure for high-energy weapons could eventually lead to innovations in modular energy storage that stabilize civilian power grids. This work represents a long-term investment in energy technology that may impact future commercial grid reliability.
The takeaway
The massive energy demands of modern defensive technology require a fundamental shift in how the military generates and stores power. Readers should note that scaling these systems involves balancing multi-trillion dollar budget estimates against evolving threats.
Further reading
For more information on national power infrastructure, see Energy.
Source note: This article includes information reported by Washington Times.
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