USAF considering 'very large' autonomous airborne tankers to replace KC-135, KC-46 — and Boeing's…

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  • Air Force explores unmanned tankers to replace its ageing refuelling fleet
  • The MQ-25's progress has revived plans for autonomous Air Force tankers
  • Range remains the biggest obstacle to building an unmanned tanker today

The US Air Force is considering whether its next refueling aircraft, expected to replace the KC-135 and KC-46, could fly with no crew aboard.

The idea gained ground because the Navy's Boeing MQ-25 Stingray, an unmanned refuelling drone, flew for the first time earlier in 2026.

On Thursday, the Navy cleared the MQ-25 for low-rate production and purchased three additional units, raising its order to 14 aircraft.

Crews are not needed, but size remains unsolved

At the recent Air, Space & Cyber 2026 conference in National Harbor, Maryland, the Air Force said its future refueling aircraft might not need a crew.

“I do not believe that it has to be manned, a future air-refuelling solution…But then,...

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