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Sputnik was a very simple satellite. It emitted a radio signal that was received by Russia radio observers on the ground. This pinpointed its speed, altitude, and elliptical path. Spudnik was in a very low orbit however, and after a few months it reentered the earth's atmosphere and was destroyed. The sputnik was a satellite that produced signals so that we could receive and extract information via web and radio. So the next time we use the internet or turn on the radio, we should remember THE SPUTNIK.
the name of the first satellite is Sputnik
SputnikSo they knew where sputnik was.
Sputnik 1, the first man made object to orbit the earth. And we've been polluting like crazy up there ever since.
The dog, Laika, died due to temperature increase.