What is another word for planetary nebula?
Pronunciation: [plˈanɪtəɹi nˈɛbjʊlə] (IPA) 
A "planetary nebula" is a beautiful celestial phenomenon that occurs when a dying star sheds its outer layers of gas and dust, creating a glowing shell of material that glimmers brightly in the heavens. This stunning astronomical event is known by many different names, including "planetary nebulae," "exotic planetary nebula," "nebulae of planetary type," "round nebulae," and "halo planetary nebula." Whatever the name, the sight of a planetary nebula is a breathtaking reminder of the immense power and beauty of the universe, and one that is sure to leave stargazers astounded and inspired.
