WORLD HISTORY

Detailed explanation-1: -On October 4, 1957, the Soviet Union launched the earth’s first artificial satellite, Sputnik I. 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.

Detailed explanation-2: -The USSR rocketed to the lead in the Cold War’s “Space Race” with the launch of Sputnik, a basketball-sized satellite that became the first manmade object to orbit the Earth. On October 4, 1957, the USSR launched Sputnik, the first artificial satellite to orbit Earth.

Detailed explanation-3: -Officially, Sputnik was launched to correspond with the International Geophysical Year, a solar period that the International Council of Scientific Unions declared would be ideal for the launching of artificial satellites to study Earth and the solar system.

Detailed explanation-4: -Sputnik and the Dawn of the Space Age History changed on October 4, 1957, when the Soviet Union successfully launched Sputnik I.

Detailed explanation-5: -The criticism of American education, especially its public schools, increased immensely with the launching of Sputnik 1, the world’s first artificial satellite, by the Soviet Union in October 1957.