Pénaud Planophore: Quick Facts

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Air Force One Wright flyer of 1903 Hindenburg Spirit of St. Louis Wright flyer of 1905 Blériot XI Santos-Dumont No. 14-bis Langley aerodrome No. 5 AEA June Bug Kuiper Airborne Observatory

NASA's Reduced Gravity Program provides the unique weightless or zero-G environment of space flight for testing and training of human and hardware reactions. NASA used the turbojet KC-135A to run these parabolic flights from 1963 to 2004.

Man-Made Birds in the Sky