Extraterrestrial creatures existing and planets factors

Abstract

In order to explore the outer space and find the future of human development, this article aims to analyze the property of the extraterrestrial lifes exist. Authors complete this investigation by talking about some different characteristics in and around the planets. First the authors will claim some characteristics (how this characteristic helps the extraterrestrial life survive), and then the authors will give some examples about some planets with these characteristics. Finally, the authors will analyze why these characteristics can be formed, the authors will analyze the conditions of the planets and set as examples. In fact, the authors will not just introduce the characteristics that helps extraterrestrial life survive, the authors will also discuss what environment in the universe can form planets with these properties. The authors discuss the liquid water, temperature and geographic elements in the first body paragraph, the authors discuss the atmosphere, satellites and the distance between fixed star and planet in the second body paragraph. In the third paragraph, the authors discuss the distinct that appropriate for planets to develop situation for creatures to survive.