A stealthy unmanned high-altitude, single-engined tactical reconnaissance aircraft proposed by Lockheed Martin would require 10 years and cost approximately $3.8 billion to develop, the company concedes.
Graphic: Lockheed Martin
Skunk Works U-2 business development manager Scott Winstead said the TR-X will cannibalized hardware from the RQ-4 and U-2 to keep costs down and merge two platforms into one.