Division is a logical method of dividing the objects reflected by a concept into several small categories to confirm the extension of the concept, or it can be said to be a logical method of dividing an extended generic concept into several juxtaposed species concepts
Decomposition is to divide an object into several parts in thinking, and there is not a species relationship between the concept that reflects the part and the concept that reflects the whole
Celestial bodies in the universe can be divided into natural and man-made celestial bodies.