Could asteroids and dwarf planets have satellites?

Yes. Some asteroids and dwarf planets have satellites. For example, the dwarf planet Pluto has 3 satellites discovered. The asteroid Ida has a small satellite called Dactyl. A satellite has been discovered near asteroid 107 Camilla. In 2005, 2 satellites were discovered near the asteroid Sylvia.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.