The region at the farthest limits of the solar system in which a large number of objects composed of rock and ice circle the Sun in a roughly spherical region is called the
A) outer solar system.
B) asteroid belt.
C) Kuiper belt.
D) Oort cloud.

Question

Quizplus · Accepted Answer

The Oort Cloud is the region at the farthest limits of the solar system, believed to be a vast, spherical shell surrounding the rest of the solar system, where long-period comets are thought to originate. It is composed of icy objects and is much farther out than the Kuiper Belt.

The Region at the Farthest Limits of the Solar System