Global Satellite Networks: Connecting the World from Orbit
A satellite or artificial satellite, is an object internationally placed into orbit around a celestial body Satellites have a variety of uses.
A satellite is a moon, planet, or machine that orbits a planet or star. For example, Earth is a satellite because it orbits the sun. The moon is a satellite because it orbits Earth. Usually, the word satellite refers to a machine that is launched into space and moves around the earth or another body in space.
Uses of the Satellite
There are hundreds of satellites in operation, and they are used for diverse purposes, such as
- Weather forecasting
- Television signal
- Amateur radio
- Internet communications
- Global Positioning System
- GPS
How many satellites are on Earth?
As of 2023, there are 7,702 active satellites in various Earth orbits
The most four common types of satellites based on their applications are:
- Communications
- Earth Observation
- Navigation
- Astronomical
Also Read: Spacecraft Technology: Innovations and Advancements
How many Satellites were launched by India
India has launched 431 satellites. The Indian Space Research Organization India government space agency is the only launch-capable agency in India and launches all research commercial projects.
Artificial Satellites
An artificial body placed in orbit around the earth, moon, or another planet in order to collect information and communicate
Different types of artificial satellites are given below
- INSAT
- IRS
- Kalpana-
- EDUSAT
Natural Satellites
A natural satellite is any celestial body in space that orbits around the larger body of the moon. They are called natural satellites because they orbit planets.
Different types of natural satellites are given below
- Moon
- Europa
- Ganymede
- Io
- Callisto
- Phobos
- Titan
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