english: It has a very large, thick atmosphere, and in fact, its surface environment was believed to be more like the environment we have here on the Earth, or at least had in the past, than any other body in the solar system.
non_english: Ima vrlo veliku, gustu atmosferu i dugo se mislilo da je okruženje na njegovoj površini sličnije onome koje imamo ovde na Zemlji, ili koje smo makar nekada imali, nego okruženje bilo kog drugog nebeskog tela u Sunčevom sistemu.