Sputnik and The Dawn of the Space Age

History changed on October 4, 1957, when the Soviet Union successfully launched Sputnik I. The world's first artificial satellite was about the size of a beach ball (58 centimeters or 22.8 inches), weighed only 83.6 kilograms or 183.9 pounds, and took about ninety-eight minutes to orbit the Earth on its elliptical path. That launch ushered in new political, military, technological, and scientific developments. While the Sputnik launch was a single event, it marked the start of the space age and the United States-Soviet Union space race.

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