text: There are a couple reasons why it is hard to study. The planet is simply too hot and melts metals easily and quickly. The pressure is higher than our ocean, meaning it can crush us and even a submarine easily. There is also a thick atmosphere made of 97% carbon dioxide that blocks our vision. There are clouds of highly corrosive sulferic acid in the atmosphere too. There are also casual earthquakes, lightining, and volcanoes erupting. Scientists want to discover more things about Venus because it was like Earth, and the won't stop.