On the Origin of Morphological Structures of Planetary Nebulae

We suggest that most of the mass in planetary nebulae (PNe) resides in the equatorial region and the spherical envelope and the optically bright lobes of PNe are in fact low-density cavities cleared out by fast outflows and photoionized by UV photons leaked from the torus. The nature of multi-polar...

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Bibliographic Details
Main Author: Sun Kwok
Format: Article
Language:English
Published: MDPI AG 2018-06-01
Series:Galaxies
Subjects:
Online Access:http://www.mdpi.com/2075-4434/6/3/66