Question

why is it difficult to make models of objects in the solar system? write here...

Explanation:

The objects in the solar - system vary greatly in size, with the Sun being extremely large compared to planets, moons, asteroids etc. Also, the distances between them are vast. It's hard to represent these size and distance differences accurately in a model.

Answer:

The large variations in size of solar - system objects and the vast distances between them make it difficult to create accurate models.