What is a planetary nebula?
A) nebula of gas and dust around a giant planet
B) nebula of gas and dust around any planet
C) clouds of matter ejected into space by a dying star
D) result of a stellar explosion in which the entire star is blown apart

Question

Quizplus · Accepted Answer

Planetary nebulas are clouds of ionized gas that are expelled into space by aging stars as they transition from a red giant phase to a white dwarf. This process is not related to planets, despite the name.

What Is a Planetary Nebula