First Artificial Satellite - Sputnik1
n October 4, 1957, the Soviet Union laun the world's first artificial satellite,Spuiine
Weight: 83 kgs n October 4, 1957, the Soviet Union laun the world's first artificial satellite,Spuiine
Sputnik circled Earth once every and transmitted atmospheric information by radio for 21 days. 96.2 minutes SPUTNIK-1 -1
1950 The world was poised on the brink of space exploration. The United States and the Soviet Union were rivals both militarily and culturally.
October 4, 1957 SPUTNIK FIRST IN SPACE
October 4, 1957 Tracking and studying Sputnik 1 from Earth provided scientists with valuable information The density of the upper atmosphere could be deduced from its drag on the orbit, and the propagation of its radio signals gave data about the ionosphere SPUTNIK FIRST IN SPACE
WEATHER Sunny and cool today High today 64 AEVELAND PLAIN DEALE GREATER CLEVELAND FINAL 116TH YEAR-NO. 278 CLEVELAND, SATURDAY MORNING, CCTOBER $. 1957 MArist-4500N. E. 42 PAGES SEVEN CENTS SATELLITE FIRED BY RUSSIA; Polish Rioters Stone Miltia at Reds' HQ CIRCLING US 15 TIMES A DAY U.S. Tracks lt in Space Orbit 560 Miles Out Warsaw Police, Outnumbered by Thousands of Demonstrators, Fire Tear Gas: Center of City 185-Pound Moon Visible With Glasses, Moscow Says in Claim- ing IGY Victory: Launched by ifft Finally Cleared Rocket: Radio Signals Heard By HAROLD K. MILKS WARSAW, Poland Oct.4 (Reaters) Citizens stoned police militiamen tonight as an angry demon- MOSCOW, Saturday, Oct. 5 (AP) The Soviet Union announced today it has the
About the project
On 17 December 1954, chief Soviet rocket scientist Sergei Korolev proposed a developmental plan for an artificial satellite to Minister of Defence Industry
On 30 August Korolev presented ca culation data for a spaceflight trajectory to the Moon. They decided to develop a three-stage version of the R-7 rocke satellite launches.
Sputnik3