Tuxiphobia is the fear of the planet Saturn. Yes, there are phobias of planets and people can be scared of Saturn. The beautiful 6th planet of the Sun is scary for lots of reasons, including people not knowing what it is like inside it and Saturn kills people instantly if you walk inside of it, well I would not say walk inside it there is no solid surface. If you have this phobia you probably also have Astrophobia or Spacephobia because it's very scary.