HELIOS gives the U.S. fleet a cost‑effective, high‑precision shield against proliferating drone threats, preserving expensive missile stocks and enhancing sustained defensive firepower.
The U.S. Navy confirmed that the Arleigh‑Burke‑class destroyer USS Preble employed Lockheed Martin’s High‑Energy Laser with Integrated Optical Dazzler and Surveillance (HELIOS) to detect, track and neutralize four unmanned aerial systems during a sea‑based counter‑UAS exercise. The test, conducted last year, was disclosed during Lockheed’s recent earnings briefing, marking the first public evidence of a shipboard laser engaging real aerial threats in an operational setting.
HELIOS is a solid‑state, fiber‑laser system delivering roughly 60 kW of continuous‑wave power, with a modular architecture that can scale as shipboard power and thermal‑management capabilities improve. The weapon integrates a high‑energy laser, an optical dazzler to blind seekers, and its own suite of electro‑optical sensors for intelligence, surveillance and reconnaissance (ISR). Integrated directly into the Aegis combat system and mounted where the Phalanx CIWS once sat, the laser draws power from the ship’s electrical grid and relies on existing cooling infrastructure.
Lockheed Martin CEO Jim Taiclet highlighted the achievement, saying the system “knocked an incoming UAV right out of the sky” and underscored the potential to “save US and allied air‑defence missiles for more advanced threats.” Cost comparisons reinforce the argument: a Standard Missile‑2 costs about $2.1 million per shot, SeaRAM roughly $1 million, whereas a HELIOS engagement consumes only a few dollars of electricity. The Navy’s recent Red Sea operations, where intercepting Houthi drones cost over $100,000 per shot, illustrate the economic pressure driving laser adoption.
If the Navy scales HELIOS across additional Arleigh‑Burke destroyers, it could reshape surface‑to‑air defense by providing a virtually unlimited magazine against swarms of low‑cost drones and missiles, reducing reliance on expensive kinetic interceptors. However, performance remains weather‑dependent and limited to line‑of‑sight engagements, prompting continued R&D in adaptive optics and power generation. Successful integration would signal a broader shift toward directed‑energy weapons in maritime warfare, influencing procurement budgets and allied navies’ future capabilities.
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