Long before at the first space flight, people were went traveling trough space in in the dreams of science fiction writers and scientists. Let us cast away countless space guns, flooded fiction after Jules Verne - except them was invented so many ways to launch a man into space. Countless authors after Jules Verne found a way to launch men into space. At the beginning of the XX century, the French aviator Henri de Grafigny at the beginning of the XX century was proposed to lunch by the using the sling method. It involved attaching a spacecraft to a giant disk, to spin and spinning it and, When the speed required is reach, the required speed was reached, to unhook the machine would be unhooked so then he flew farther by inertia the inertia would carry it further. This method was applied later in the story of A. Platonov A. Platonov's story "Moon Bomb" in 1926. Three minutes before midnight, the disk was given speed. The electric motor was roaring; giant fans were driving whole clouds of cold air through the motor ; the oil in the apparatus was cooling being cooled down by ice jets, and yet acrid smoke was around surrounded the whole building. The disk rumbled like a cannonade... At the right moment, the bomb separated detached itself from the disk and flew... About 15,000 people have been went deaf.