satellite should be at least 42000Kms from center of earth .As the radius of earth is around 6370Kms ,the height reduces to 35000Kms.
87,500 miles
for giving information to places on earth that is far far away.
The moon, at an average distance of 238,860 miles.
Artificial satellites come from all over the world. Each country send their own satellites into space.
B( T2/R3 = constant )
As far as is known: -- Neither Mercury nor Venus has any natural satellites. -- Earth has one -- Mars has two
All the satellites, communications, exploratory, military etc. are artificial satellites of Earth.
In a sense they are continually falling to Earth, but they are so far away that the curve of their fall is big enough to follow the circumference of the Earth.
space satellites are in space and earth satellites are in earth.
Geo-stationary communication satellites are 35,768 Km far from earth surface at an equatorial latitiude.
Phobos is 48,340,000 miles from the planet Earth. Phobos is one of two satellites of Mars and was first discovered in 1877.
Mars has two natural satellites. Earth has one.
Communication satellites orbit around the Earth.Communication satellites orbit around the Earth.Communication satellites orbit around the Earth.Communication satellites orbit around the Earth.