Venus (Venus) away from the sun, the planets, the number 2 is as large as the 6th no moons. Venus has a similar style to the world. And is known as a twin planet to planet. The internal structure of Venus consists of a steel core with a radius of about 3,000 kilometers wrapped in the mantle with a thickness of about 3,000 kilometers and a hard shell containing silicate rock
atmosphere of Venus is very dense. Pressure on the surface of Venus is higher than the atmospheric pressure on the surface of the earth 90 times, or is equal to the pressure at 1 mile deep sea Venus's atmosphere is mainly composed of carbon dioxide. The cloud layer is composed of several layers of sulfur dioxide (sulfuric acid), which has a thickness of several kilometers. We can not see the surface of Venus. The dense atmosphere, causing the greenhouse heat retention. Surface temperatures up to 470 ° C can be seen that the surface of Venus is hotter than Mercury's surface is in spite of the distance from the Sun than Mercury is to double it.
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