The Helix and Egg nebulae which originated from (what are today) white dwarf stars are
A)supernova remnants.
B)planetary nebulae.
C)the result of uranium detonation.
D)the result of the collapse of the iron core of each star.
E)nebulae associated with protostars.

Question

Quizplus · Accepted Answer

The Helix and Egg nebulae are examples of planetary nebulae, which are formed when a low-mass star (like a white dwarf) sheds its outer layers as it enters the final stages of its life. The intense radiation from the remaining core ionizes the surrounding gas, creating the characteristic glowing nebulae.

The Helix and Egg Nebulae Which Originated from (What Are