Yunnan is the fourth moon of Sihnon in the White Sun system. Yunnan is a fan created world and has a population of 3,860,000. Yunnan was terraformed in the year 2220. Trivia Yunnan is a province in China. Sources The Verse in Numbers ARC of the Verse Retrieved from "https://firefly.fandom.com/wiki/Yunnan?oldid=19426" Categories: Moons Community content is available under CC-BY-SA unless otherwise noted.