U.S. Tests Directed-Energy Weapon as Golden Dome Missile Shield Advances—Here’s What We Know

Micah Hanks·
Golden Dome
Artist’s concept of Golden Dome Constellation (Credit: Wikideas1/Wikimedia/CC 0)

Welcome to this edition of The Intelligence Brief… This week, the Pentagon announced a major milestone in the development of President Trump’s proposed Golden Dome missile defense system after successfully testing a next-generation directed-energy weapon capable of intercepting drones and cruise missiles. In our analysis, we’ll be looking at 1) what the Pentagon revealed about the new directed-energy technology, 2) how the Golden Dome aims to defend against ballistic, cruise, and hypersonic missile threats, 3) why the program has drawn comparisons to Ronald Reagan’s “Star Wars” initiative, and 4) the growing debate over what could become one of the most expensive defense projects in U.S. history.

“With Golden Dome, the War Department will defend our homeland more powerfully than ever before. Golden Dome is real, powerful, and on track.”

– U.S. Secretary of War Pete Hegseth

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RECENT NEWS from The Debrief

Golden Dome Advances with Deployment of New Counter-Missile Capability

This week, it was revealed that the Pentagon has made significant strides with the development of its proposed Golden Dome missile defense system, with tests involving a next-generation directed-energy weapon.

Capable of destroying incoming drones and cruise missiles, the weapon has been characterized as a major step toward strengthening America’s future air and missile defense capabilities.

Planned as a multi-layer missile defense system that aims to be operational by the end of President Trump’s term, the Golden Dome aspires to be capable of spotting and destroying a range of missile threats, including ballistic, hypersonic, and cruise missiles.

With the deployment of the new directed-energy weapon this week, the Pentagon has now implemented the first use of next-generation technology that U.S. officials say will lead the way in redefining America’s future air and missile defenses.

The Pentagon’s New Directed-Energy Weapon

In a statement, U.S. Secretary of War Pete Hegseth called the recent test a “first milestone test” for the Golden Dome system.

“Cutting edge directed energy was harnessed and the Dynamic Defense Autonomous Defeat (DDAD) system flawlessly and autonomously cued, targeted, and eliminated a multitude of incoming threats,” Hegseth’s statement read. “This test was executed on schedule — and dynamically defeated every threat.”

Hegesth, who said he was present for the demonstration, “watched our elite warfighters integrate with next-generation technology to stop incoming drones and cruise missiles dead in their tracks,” crediting the advancement to Trump’s One Big Beautiful Bill, a sweeping legislative package put forward in an effort to solidify the permanence of the 2017 Tax Cuts and Jobs Act, along with enacting various other Trump administration priorities.

Hegseth said the legislation provided “the funding to deliver on the ultimate shield to protect America,” and builds on the efforts of former U.S. President Ronald Reagan’s Strategic Defense Initiative (SDI).

Few Technical Details Available

While the Pentagon did not provide technical details about the new system, Hegseth refers to the new weapon as “cutting edge directed energy” technology.

For several years, the Pentagon has been developing directed-energy systems for use in the interception of unmanned aerial vehicles and cruise missiles, with Israel previously reporting operational use of prototype laser capabilities as well.

America’s Golden Dome is partly inspired by Israel’s Iron Dome, although the U.S. counterpart’s design will aim to defend America against longer-range missile attacks—a key element which has encouraged comparisons to Reagan’s SDI.

Unprecedented Expense

The project also carries a large price tag. Presently, the Congressional Budget Office estimates that the initiative could cost as much as $1.2 trillion—an amount nearing the total requested $1.5 trillion defense budget for fiscal year 2027, making it one of the most expensive defense initiatives in U.S. history.

The high cost of the initiative is also impacted by the recent costs associated with the U.S. conflict with Iran, which, by some estimates, could exceed $200 billion. Additionally, a recent controversial memorandum of understanding aiming to halt the conflict agrees to supply $300 billion to Iran, which, as noted by some analysts, is an amount that exceeds the current Iranian defense budget by well over a dozen times.

On Wednesday, the U.S. Senate voted 47-50-1 to block a war powers resolution led by Sen. Tim Kaine that sought to limit President Trump’s authority to conduct military operations against Iran.

Although the measure narrowly advanced in an earlier procedural vote, a surprise upset resulted in a loss of support after Republican Sens. Bill Cassidy and Rand Paul changed their positions. The latest vote came just hours after a heated exchange between Trump and Cassidy, during which Cassidy challenged the president over the duration and objectives of the conflict with Iran.

Many have expressed concerns over the unprecedented U.S. defense spending under the current administration, including U.S. Senator Merkley (D-Oregon), Ranking Member of the U.S. Committee on the Budget, who rebuked a recent addition that asks Congress to spend an additional $88 billion in the form of a supplemental request.

“Padding the pockets of their defense contractor friends does nothing to help Americans get ahead,” Merkley said on Wednesday.

That concludes this week’s installment of The Intelligence Brief. You can read past editions of our newsletter at our website, or if you found this installment online, don’t forget to subscribe and get future email editions from us here. Also, if you have a tip or other information you’d like to send along directly to me, you can email me at micah [@] thedebrief [dot] org, or reach me on X: @MicahHanks.

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