Unbuilt Aircraft Projects

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A Victim of Perestroika: A Joint Project by Tupolev and Antonov. The Tu-674 “Apogee” Spaceplane, Which Was Supposed to Revolutionize the Industry
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Not long ago, the Stratolaunch air-launch aerospace system was under development in the United States. The system was quite thoroughly designed; in fact, a ...

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The Flying Triangle: The Convair XF-92 Experimental Fighter. Part 1
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All parts of the cycle The beginning of a vintage monograph from nearly thirty years ago (Issue No. 05, 1996, of the magazine “Letectví + ...

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A Second Life for a Myasishchev Passenger Aircraft: The NAL Saras Multipurpose Civil Aircraft. India
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In the 1990s, the Russian aviation industry was going through one of the most difficult periods in its history. Aviation design bureaus were on the brink of ...

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The PS-89, the first Soviet high-speed passenger aircraft, never went into mass production
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Although not many people are familiar with this car, this project can be considered fully realized. The car went into production. It’s just that the production ...

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The An-70—a project that survived the collapse of the Soviet Union but did not survive the Maidan in Kyiv
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We have written about the An-70, a promising Soviet—and later Ukrainian—military transport aircraft, on numerous occasions on our website. However, all of ...

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Heavy Helicopter and VTOL Designs by I.P. Bratukhin (USSR, 1947–1956)
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An article from Alex Raigorodetsky's "military-exotic" channel on the Blogspot platform. The name Ivan Pavlovich Bratukhin is far less well-known than ...

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Winged Ergonomics. The Fairchild XNQ-1 Experimental Trainer Aircraft. United States
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An article from more than twenty years ago in the magazine *Le Fana de l’Aviation* (Issue No. 377, April 2001), which I think will be of interest to ...

Editor choice
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Osprey's older brother that never took flight. Bell–Boeing Quad Tiltrotor (QTR) / V-44. United States
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Although work on tiltrotors is underway in many places, the Bell V-22 Osprey remains the world’s only production aircraft of its kind. However, at the ...

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Willy Messerschmitt's high-altitude fighter. Messerschmitt Me.155. Germany
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I've added a few illustrations to this archived post from April 2020. The Me.155 was originally planned as a carrier-based fighter for the aircraft ...

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The Latécoère 521, a giant six-engine flying boat designed for transatlantic flights. France
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Editor’s Foreword: In 1935, this was the largest flying boat in the world. This aircraft, with its remarkable design, could have come straight from the pages ...

Alternat History
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