Original: A microscopic view could reveal a thick round skin seemingly composed entirely of puckered cracks and fissures (as viewed through a microscope) or, further down in scale, a collection of molecules in the rough shape of a sphere.
Simplified: A microscopic view could reveal a thick round skin seemingly composed entirely of cracks and fissures (as viewed through a microscope) or, further down in scale, a collection of molecules in the rough shape of a sphere.