User:Izzy is cool27

Classical Planets
Classical planets are a classification of planets that have been known since prehistorical times. They are also the planets that can be seen with the naked eye. The classical planets inclued:

* Mercury * Venus * Earth * Mars * Jupiter * Saturn

Modern Planets
Planets that can not be seen with the naked eye are called modern planets. The modern planets were discovered after the invention of the telescope and can only be seen through a telescope. The modern planets include:

* Uranus * Neptune * Pluto