In October 1954, the resolution for launching artificial satellites during the IGY to map the Earth’s surface. In July 1955, the US introduced plans to launch first satellite to orbiting the Earth and petitioned proposals from many researchers agencies to start development. In a month, the Naval Research Laboratory’s Vanguard proposed project was chosen to represent the US during International Geophysical Year .The Soviet Sputnik I messed all the plans. To big negative surprise to the US ,Sputnik I attracted the world’s attention as huge technical achievement ( Steve Garber,