World Dwarf planet Quaoar has a ring instead of a moon, and scientists don’t know why February 9, 2023February 13, 2023Jordan Mendoza, USA TODAYComments Off on Dwarf planet Quaoar has a ring instead of a moon, and scientists don’t know why About 4 billion miles away from the sun, Quaoar was found to have a ring around it, but where the ring is at is puzzling scientists.