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  2. V-2 rocket - Wikipedia

    en.wikipedia.org/wiki/V-2_rocket

    The V2 (German: Vergeltungswaffe 2, lit. 'Vengeance Weapon 2'), with the technical name Aggregat 4 (A4), was the world's first long-range [4] guided ballistic missile.The missile, powered by a liquid-propellant rocket engine, was developed during the Second World War in Nazi Germany as a "vengeance weapon" and assigned to attack Allied cities as retaliation for the Allied bombings of German ...

  3. Robert H. Goddard - Wikipedia

    en.wikipedia.org/wiki/Robert_H._Goddard

    The engine successfully lifted its own weight in a 27-second test in the static rack. It was a major success for Goddard, proving that a liquid fuel rocket was possible. [16]: 140 The test moved Goddard an important step closer to launching a rocket with liquid fuel. Goddard conducted an additional test in December, and two more in January 1926.

  4. Spaceflight before 1951 - Wikipedia

    en.wikipedia.org/wiki/Spaceflight_before_1951

    First launched on 24 November 1947, the solid/liquid-fuel hybrid Aerobee quickly secured a reputation for reliability. With the development of these first generation purpose-built sounding rockets, the exploration of Earth's upper atmosphere and the nearest reaches of space began in earnest, a total of 46 Aerobee flights being launched through ...

  5. Gaetano Crocco - Wikipedia

    en.wikipedia.org/wiki/Gaetano_Crocco

    He moved on to research on liquid fuels, drawing plans for the first Italian-built combustion chamber, tested in 1930 with the help of his son, Luigi Crocco. The outbreak of World War II and lack of financing confined Crocco to academic activities: he directed the Aeronautic Engineering School from 1935 to 1942 and then again from 1948 to 1952 ...

  6. Walter HWK 109-509 - Wikipedia

    en.wikipedia.org/wiki/Walter_HWK_109-509

    The Walter HWK 109-509 was a German liquid-fuel bipropellant rocket engine that powered the Messerschmitt Me 163 Komet and Bachem Ba 349 aircraft. It was produced by Hellmuth Walter Kommanditgesellschaft (HWK) commencing in 1943, with licensed production by the Heinkel firm's facilities in Jenbach, Austria.

  7. 10 of the Most Expensive Items Ever Sold on eBay

    www.aol.com/10-most-expensive-items-ever...

    Luxury Is Calling. One man’s trash is very often another man’s treasure on eBay, which has been selling head-scratching items since 1995. But eBay is a place for a lot more than just cheap ...

  8. Walter HWK 109-500 - Wikipedia

    en.wikipedia.org/wiki/Walter_HWK_109-500

    The 109-500 is a self-contained, modular monopropellant Starthilfe (take-off assist) engine in a pod, able to produce 500 kg (1,100 lb) thrust for thirty seconds. After the fuel was expended, the pod was jettisoned and it returned to earth by parachute, [1] with the parachute packed externally, onto the blunt forward end of the pod.

  9. Wasserfall - Wikipedia

    en.wikipedia.org/wiki/Wasserfall

    After the first successful firing (the third prototype) on 8 March 1944, [3]: 107 three Wasserfall trial launches were completed by the end of June 1944. A launch on 8 January 1945 was a failure, with the engine "fizzling" and launching the missile to only 7 km of altitude at subsonic speeds.