Sputnik 1, launched on October 4th 1957 by the USSR.
The Sputnik satellite
Sputnik
The first man made object put into Earth orbit.
The first man made object to orbit the earth was Sputnik 1. Launched by the Russins in 1957
It was the first man-made object to orbit the Earth. It launched on October 4, 1957.
It was the first artificial (manmade) object to be placed in orbit around the earth. It started the space race between the USA and the USSR.
The first man-made object to successfully accomplish insertion into earth orbit was Sputnik-1,launched by the USSR in October, 1957.
Sputnik 1, the first man made object to orbit the earth. And we've been polluting like crazy up there ever since.
Orbit was important because:It was the first man made object to orbit the earth.The orbit was such that it went over virtually every continent on Earth before the battery running the transmitter went dead. Proving where it was and the Soviet Russians had launched it.
They launched the first man made object into Earth orbit - the satellite Sputnik 1 on 4 October 1957.
The first man-made object successfully placed in earth orbit was Sputnik-I, launched by the USSR in October, 1957. (There were several unsuccessful attempts before that.)
There was great celebration in the USSR, since it was the first anniversary of the day on which that countrylaunched Sputnik-1, the first successful injection of a man-made object into earth orbit.
The first man-made lunar satellite was the Soviet probe Luna 1, which was launched on January 2, 1959. It was intended to impact the moon, but instead, it became the first spacecraft to reach heliocentric orbit, making it the first human-made object to leave Earth's orbit.
I think you are asking about Sputnik, the first man made object to orbit the earth and scare the crap out of Americans.