NEET BIOLOGY

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 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-3: -The first artificial satellite SPUTNIK-I was launched by the Soviet Union on October 4, 1957.

Detailed explanation-4: -It was the first in a series of four satellites as part of the Sputnik program of the former Soviet Union and was planned as a contribution to the International Geophysical Year (1957-1958).

Detailed explanation-5: -The trajectory had been calculated earlier by Georgi Grechko, using the USSR Academy of Sciences’ mainframe computer. The Sputnik rocket was launched on 4 October 1957 at 19:28:34 UTC (5 October at the launch site) from Site No.1 at NIIP-5.