Dwarf World Hygiea in the asteroid belt also has no moon. However, several smaller sized asteroids (also referred to as insignificant planets) do have moons, but These are all way too faint to discover in any novice telescope. Large-effects hypothesis. In Wikipedia. By NASA/JPL-Caltech, Community Area, Wikipedia Moons type by https://lorenzoknoom.pointblog.net/the-2-minute-rule-for-bestmoons-79026294