text: So why are we so addicted to learning and exploring this planet? Why won't we leave it be? Venus is, according to the author of this article "often referred to as Earth's twin" Most people who have learned about the solar system would know this neighbor planet "- is the closest planet to Earth in terms of density and size". The author even says that, "Long ago, Venus was probably covered largely with oceans and could have supported various forms of life, just like Earth" Most scietists just want to learn more about the planets that surround the world we live in.