text: Even more challenging are the clouds of highly corrosvie sulfuric acid in venus's atmosphere because they think that the challenging for venus might not be working for them but now they do work because the conditions are now more extreme then any human encounter out there and all of the environment can crush of a submarine. But then venus has the hottest surface temperature to any of the planet in the solar system that their is even when mercury is close to the sun venus can still be hot for the system being beside another planet.