SOLAR SYSTEM

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: -On Oct. 4, 1957, Sputnik 1 successfully launched and entered Earth’s orbit. Thus, began the space age. The successful launch shocked the world, giving the former Soviet Union the distinction of putting the first human-made object into space.

Detailed explanation-3: -The Soviet Union inaugurates the “Space Age” with its launch of Sputnik, the world’s first artificial satellite, on October 4, 1957. The spacecraft, named Sputnik after the Russian word for “fellow traveler, ‘’ was launched at 10:29 p.m. Moscow time from the Tyuratam launch base in the Kazakh Republic.

Detailed explanation-4: -The first artificial Earth satellite was Sputnik-1, launched by the USSR on a Semyorka rocket on October 4, 1957 (click here for views of the Vostok version [view 1] [view2] as exhibited in 1973 at VDNKh in Moscow). This rudimentary device only carried a radio transmitter, and it made no scientific measurements.

Detailed explanation-5: -On October 4, 1957, nearly three centuries after Newton had proposed his theory, the Soviet Union launched the first Earth satellite, Sputnik 1. Sputnik circled Earth every 96 minutes, and its simple radio signal was heard by scientists and radio operators across the world.