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  • The age of the Earth is almost four and five billion years.
  • The earth is almost same age as sun and moon.
  • Our planet is mainly made up of iron, carbon and silicon.
  • Little amount of magnesium is also present.
  • Earth is the 3rd planet from the Sun and is the biggest of the earthly planets.
  • Earth has a great magnetic field.
  • There is only one regular satellite of the planet Earth.
  • Earth is the densest planet in the Solar System.
  • Earth is the only planet that has an atmosphere surrounding 21 percent oxygen.
  • Earth is only planet that takes liquid water on its surface.
  • Earth is the only planet in the solar system that has life.
  • Earth is bigger than Mercury, Venus and Mars, planets close to it.