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It depends upon the purpose of sattalite

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12y ago

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How satellites useful for communication?

for giving information to places on earth that is far far away.


How far away are satelites from earth?

Satellites in Low Earth Orbit (LEO) are typically around 160-2,000 kilometers away from the Earth's surface. Geostationary satellites, on the other hand, orbit at an altitude of about 35,786 kilometers above the equator.


What are the satellites of Mercury?

no, mercury and venus are the only two planets that do not have moons.


Why do weather satillites orbit close to earth?

If they were too far out, then they would not be very useful as weather satellites, because they would orbit too slowly, and they would be too far away to make out the weather.


What kind of help do satellites give car drivers and airplane pilots?

Navigation. The Global Positioning System (GPS) provides location and time information for anywhere on the Earth via a series of satellites in geostationary orbits. The time it takes for the driver/pilot to send a signal to the satellites and receive it back again can be used to work out how far away you are from the satellites, which is used to work out where you are.


Why don't satellites fall down to 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.


What happens to old satellites?

Old satellites orbiting near the Earth eventually fall back into the atmosphere and burn. Satellites orbiting farther away stay in orbit indefinitely.


Where do artificial satellites come from?

Artificial satellites come from all over the world. Each country send their own satellites into space.


Is far far away a place?

Far, far away is a saying that means something is literally far away.


How many GPS satellites are there and how many miles are they above the Earth?

There are about 4 that go for one and the four share many. The four gives you an exact location. I am not sure how far away however


How far is satellites from the earth?

The moon, at an average distance of 238,860 miles.


How do satellites and the moon stay at the same height?

They do not. Artificial satellites are mostly close to the Earth, while the Moon is a quarter-million miles away.