Yuri Gagarin was the first human both sent to space and also to orbit the Earth.
Explorer 1 was the first American satellite launched into orbit.
In the 1st orbit, there are 2 electrons and in the 2nd orbit are 5 electrons.
james marshall
Eros is an asteroid that crosses Mars' orbit. It was the first asteroid to be landed on by human probe.
The first person to orbit the Earth was the Soviet cosmonaut, Yuri Gagarin.
A satellite is any object in orbit. An artificial satellite is specifically placed in orbit by human endeavor.
It was actually the state of Petoria to 1st orbit a satellite. in 600 b.c.
No human has ever been to Pluto. In fact, no human has ever been beyond the Earth's orbit.
Yuri Gagarin, who was not only the first Russian but the first human to orbit the earth.
No human being has ever flown into Orbit before Yuri did. The soviets only flew their sattelites and put them into Earth's orbit. So we can indicate that: Yuri Gagarin is the first human being sent into Space :)
the first human in space, Yuri Gagarin, came from the USSR.