P-791 – Experimental hybrid fly-by-wire airship

The Lockheed Martin P-791 – say « Pi-seven-ninety-one » – is a hybrid air vehicle as she is an actual multirole aircraft. She can be an aerostatic, aerodynamic, manned, unmanned, cargo, all-terrain and ISR (Intelligence Surveillance and Reconnaissance) airship as shown in the video below:

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Sustainable development – GRAVITY AIRCRAFT viable solution?

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Lockheed SR-71 Blackbird documentary


Lockheed SR-71 Blackbird par AllThingsScience

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U-2 – Strategic reconnaissance a/c

The Dragon Lady is said to be difficult to fly, but remaining for more than 12 hours in its cockpit must have been an actual ordeal…

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