Earth

The planet of Earth, located in the Sol system
is the third planet of said system. It is also the capital 
world of the Sol Federation. 
The planet is classified as a city world as twenty-six precent of the surface area is urbanized. These cities, of which Tokyo is the largest, are the center 
of planetary trade as well as sectorial, regional and 
galactic trade.  
The main exports of the planet are services in a wide variety of forms, mainly transport. 
Earth is used in many measurement standards. 
Galactic days and years, et cetera are all based
on the rotational and orbital periods of the planet.
many distance units and classification systems such
as the SI-system and the earth taxonomy are used to
measure and classify many things. 
The planet is covered in many different terrains 
ranging from  woodlands to plains and from deserts 
to tundras.
Category:Planets