... a feeling as if his weight is zero, because he is constantly falling around the Earth in the satellite's orbit..
Earth has one natural satellite and more than a thousand artificial satellites.
A moon is a natural satellite, as opposed to an artificial satellite, which is a man-made object in orbit.
An artificial satellite is a man-made object injected into orbit around another object (The Space Station is an artificial satellite of the Earth). A natural satellite is a "natural" object that orbits around another object (The Moon is a natural satellite of the Earth).
There is no single word to describe such an object.
A natural satellite is something that is in orbit of another thing that was placed their by natural means; in other words accidentally. An artificial satellite is something that is in orbit of another thing that was placed their intentionally.
over a thousand artificial satellites. the first artificial satellite was sputnik. the only natural satellite earth has is the moon
Satellite
The only NATURAL satellite of the Earth is the Moon. There are more than a thousand artificial satellites of the Earth.
The Moon is the only natural satellite of the Earth, but the Earth also has several thousand artificial satellites in orbit.
Presently it is the ISS
Pre-historic humanoids were well aware of the moon, which is a satellite.
There are those who claim that the Earth's moon is an artificial satellite.
The only sizable natural satellite in orbit around the Earth is the Moon. The first artificial satellite was "Sputnik" launched by the Soviet Union in 1957, since then the number of artificial satellites around the earth is numbered in the thousands.
Earth has one natural satellite, the moon, and numerous artificial satellites, the first of which was called Sputnik, which can deservedly be called Earth's second satellite.
The only sizable natural satellite in orbit around the Earth is the Moon. The first artificial satellite was "Sputnik" launched by the Soviet Union in 1957, since then the number of artificial satellites around the earth is numbered in the thousands.
sputnik
they both orbit the earth