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Satellites. Artificial satellites. Artificial satellites are human objects orbiting the earth and other planets in the solar system They are used to study the Earth and help communicate as well as look at distant stars
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Artificial satellites • Artificial satellites are human objects orbiting the earth and other planets in the solar system • They are used to study the Earth and help communicate as well as look at distant stars • Some satellites have people in them like the international space system and space shuttles
Extra information • There are estimated to be 3000 artificial satellites orbiting the Earth and an estimated 8000 pieces of space junk that fall from objects that orbit the Earth • There are different types of orbits like low orbits that are very close to the Earth and orbits when a satellites remains still helping with communicate and taking photos of the Earth spinning on its axis
Satellites purpose • Satellites have different purposes ,for navigational purpose, military purpose, weather observation, scientific research • Satellites are made to last through vacuum and radiation to fulfil a purpose or do several purposes at the same time
Satellites orbit • The height of the orbit from the earth shows how long a satellite will be there for example high orbits mean an satellite will be orbiting for millions of years