A satellite is an object that orbits around a larger object. In the context of space, we often refer to artificial satellites that are launched into space to perform various functions.
There are several types of satellites, including:
Satellites orbit the Earth due to the balance between the gravitational force pulling them towards the Earth and their tangential velocity that keeps them moving forward without falling. The speed and altitude of the satellite determine the type of orbit it follows.
Satellites have a wide range of applications, including:
Here are some key points to remember when studying satellites: