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Evidence: Venus may have one of the harshest climates in our solar system, with an average temperature of 800 degrees Farenheit, and an atmospheric pressure 90 times greater than Earth's. Despite these major differences, it is also believed to be the closest to Earth by means of geological similarity. As stated in the article, scientists believe that Venus was most likely covered with oceans and quite possibly could have even hosted life. This idea is gathered from the similarities in structures between Earth and that volcano of a planet, like valleys, mountains, and an atmosphere.

Score: 2