text: Venus is referred to as Earths twin in terms of density and size and its being studdied for more details about it. Venus has a thick athmosphere of almost 97b percent carbon dioxide that cover it like a blanket. A danger to studying this planet is that the surface is hot very hot and normally has a surface temp of 800 degrease Farenheit, and the atmospheric pressure is 90 times greater than Earth making it risky and dangerous.