When a star leaves the main sequence, which of the following is a possible outcome for a planet orbiting that star?
A) The planet may be engulfed by the expanding star.
B) The planet may move to a more distant orbit.
C) The planet may move to a less distant orbit.
D) The planet may be destroyed by the star's tidal forces.
E) All of these are possibilities.

Question

Quizplus · Accepted Answer

When a star leaves the main sequence, it can expand into a red giant, potentially engulfing nearby planets (A), altering gravitational forces that can change planetary orbits (B and C), or exerting tidal forces strong enough to destroy planets (D).

When a Star Leaves the Main Sequence, Which of the Following