University of Oregon
The Electronic Universe: Ccd Images of Planetary Nebulae
Basic characteristics of planetary nebulae and the relationship to stellar evolution is presented along with many detailed images.
Other
Nebulas
Almost 100 images of Nebulas are posted on this amazing site. Magnifications, exposure times, and the name of each nebula are provided.
Other
Nebulas
Almost 100 images of Nebulas are posted on this amazing site. Magnifications, exposure times, and the name of each nebula are provided.
Other
Planetary Nebulae Observer Home Page
This home page is linked to detailed descriptions of nebulae types, shapes, and structures and their relationship to stellar evolution, a historical perspective on the discovery of nebulae, a gallery of images, and other related resources.
Other
National Optical Astronomy Observatory: A Planetary Nebula Sampler
A planetary nebula forms when a star can no longer support itself by fusion reactions in its center. This NOAO site is also illustrated.