Comets in the Oort cloud are occasionally deflected into the inner solar system by

Question

Quizplus · Accepted Answer

Passing stars can disrupt the gravitational balance in the Oort cloud, causing some comets to be deflected towards the inner solar system. Jupiter and the sun can also affect the orbits of comets, but they are not the primary cause of deflection from the Oort cloud. Wandering asteroids are not significant enough to cause deflection of comets from the Oort cloud.

Comets in the Oort Cloud Are Occasionally Deflected into the Inner