The base of the jovial groove as the little group walked was a lilting, repeating riff on the kora, the 21-string harp-lute that a musician played with its base propped against his torso, plucking with his thumbs. â
The Vanguard team was still working on a test vehicle (TV-2) designed to test the first stage of the rocket when they learned of the launch of the world's first artificial satellite, Sputnik I, by the USSR on October 4, 1957. On December 2, the Department of Defense announced the imminent launch of TV-3.
On October 4, 1957, the Soviet Union launched the earthâs first artificial satellite, Sputnik-1. The successful launch came as a shock to experts and citizens in the United States, who had hoped that the United States would accomplish this scientific advancement first.he fact that the Soviets were successful fed fears that the U.S. military had generally fallen behind in developing new technology. As a result, the launch of Sputnik served to intensify the arms race and raise Cold War tensions.