Army balloon swarms were redirected from a planned Indo-Pacific trial to support operations in the Middle East, producing insights the service says will guide future deployments and acquisitions.
Andrew Evans, who leads the Strategy & Transformation Office within the Army G-2, said the service was asked to shift gears and combine experimentation with operational support for US Central Command. He declined to disclose where the systems were used or the specific mission scenarios but said, “They were effective for the mission that they were assigned.”
Army balloon swarms highlight operational lessons
The Army has periodically explored high-altitude balloons for sensing and communications. Recent testing typically involved one or two systems at a time, and the service had eyed a large-scale demonstration of more than 100 high-altitude balloons over Indo-Pacific waters in 2026.
That event did not proceed. Instead, smaller swarms were fielded in CENTCOM, moving from single digits to dozens operating at once, Evans said on the sidelines of the Association of the United States Army conference.
Those deployments surfaced three main challenges in an active theater. First, logistics proved demanding, from moving the balloons into the region to storing them properly.
Evans noted that the platforms are sensitive to temperature and environmental conditions, which complicated handling and sustainment. Second, the Army and the joint force must refine how such systems are supported and operated.
Evans said more work is needed to define the force structure, including which functions the military should own and which can be provided by industry. Vendors offered significant assistance, he said, but shifting from a Pacific-oriented concept to a CENTCOM environment revealed friction points that clarified the balance between organic capability and contractor support.
Given ongoing regional operations, the military, not industry, had to be in the driver’s seat to ensure compliance with applicable authorities. Third, airspace control remained a predictable hurdle.
While Evans did not elaborate, he called it a consistent observation, reflecting broader challenges of integrating autonomous platforms with manned military aircraft and commercial traffic. He added that few personnel are currently trained to operate these systems, and the Army plans to fold those lessons into future preparations.
Path ahead for stratospheric sensing
As for next steps, Evans said Army leaders are confident they need stratospheric sensing, but the platform choice remains undecided. Options under consideration include balloons, solar gliders, or other pseudo-satellite concepts.
“It’s unclear. No decision has been made,” he said. The Army’s evolving experiments with high-altitude platforms come as US Army counter-drone tests expand in other regions.
Industry teams involved in these efforts include major defense contractors such as Lockheed Martin and others pursuing stratospheric sensing technologies.