Sputnik-1 was successfully placed in orbit on October 4, 1957.
Within 2 years, the range is October 5, 1955 to October 3, 1959.
Yes, both were launched from the Baikonur Cosmodrome.
russia
Laika was about 3 years old when she was launched into space aboard the Sputnik 2 spacecraft on November 3, 1957.
Sputnik 1, 2 and 3 were all launched by the Sputnik rocket, a derivative of the R-7 Semyorka ICBM (NATO reporting name: SS-6 Sapwood).
2:30:00
The first artificial satellite was Sputnik I, launched by the Soviet Union on the 4th of October 1957
The first artificial satellite, Sputnik I, was launched by the USSR (Russia) in 1957. Following its launch on October 4, Russia launched Sputnik 2 on November 3. Sputnik 3 was not launched until May, 1958 following the US Explorer and Vanguard satellites in January and March.
Sputnik I, launched on October 4, 1957, was the first man-made object to successfully achieve Earth orbit.It was followed by Sputnik II on Sputnik 2, on November 3, 1957.The first US satelllite was Explorer I, launched on January 31, 1958.
Sputnik 1 was launched on the 4th of October, 1957. The booster used by it had been used in August of that year to launch a long range missile.
Sputnik 2.
Sputnik 2
A dog