What is the Oort cloud?
A)It is the spherical distribution of the trillion or so comets thought to orbit the Sun at great distances.
B)It is another name for the cloud of gas from which our solar system was born.
C)It is a great cloud of gas that resides far beyond the orbit of Pluto.
D)It is a giant storm in the atmosphere of Saturn.

Question

Quizplus · Accepted Answer

The Oort cloud is a hypothesized spherical cloud of icier small bodies thought to orbit the Sun at a distance roughly between 2,000 and 100,000 AU (astronomical units). It is believed to be the source of most long-period comets.

What Is the Oort Cloud