有没有一些关于地球知识的英文短文（100字左右）

Our planet is a blue planet
我们的地球是个蓝色的星球
A solar system, Earth is the only planet known to have life
地球是太阳系里唯一一颗已知有生物的星球
The earth is only one, we have to take care of her and her treasure
地球只有一个，我们要好好保护她，好好珍惜她

够了吗？

The solar system one of eight major planets, the international name is "to owe a brother-in-law " (Gaiya (Gaea), eminence being of noble character and high prestige in magical , all deities of the earth in Greek mythology that is magical. According to being away from the sun from the close-by examples to those far off the order number is third. It has a natural artificial satellite- - - moon , is composed of first , second a celestial body system- - - The Earth moon system. Self the earth west faces the east rotation , surround the sun at the same time revolution. Earth rotation and revolution the union moving has made the person produce on earth day alternates with night and changing all the year round. The earth is