So how dangerous is Nexus compared to other deadly planets? Here are the planets that would make Austrailia (rural, not cities unless they were build near he look like Utopia. - Chiron from Alpha Centauri (On Chiron, industrialization can literally kill humanity due to planet's sentience that can cause faster climate change and mind worm attacks. Good luck trying to appease various factions that are glorified version of self righteous but sort of good intentioned political factions.) - Arrakis from Dune (Since the entire Dune universe banned Navigation AI, the entire planet has the source of enhancement drugs for human computers called Mentats along with Navigators. There are also native with blue eyes and still suits who can kill 200 elite guards for 2 of theirs, including woman and children). - Pandora from Borderlands (Desert, psychopaths, guns, and monsters).