Aspace traveler from a far away land shoots through our atmosphere what might he notice about the planets in our solar system

When an astronaut travels into space, he observes that the distance between the planets is increasing, as the astronaut move farther from the central star. Rocky pieces are also found to be floating in between the planets. These are the bands of pieces, which may be present in different shapes. 

A,) cause a & b are equal & both gives 180°