Fatman17
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Flight Test Files: Lockheed U-2 – The High-Flying Researcher of the 1970s
The Lockheed U-2 was adapted by NASA in the early 1970s for civilian research, conducting Earth observation, environmental monitoring and atmospheric studies. Operating at extreme altitudes, it enabled high-resolution imaging, disaster response and early satellite research before being replaced by the ER-2.
Kapil KajalPublished April 13, 2026
A Lockheed U-2 in flight.Image via US Air Force











