Planetary Nebulae

1. Variability of Planetary Nebula Central Stars  (site info) http://www.astro.psu.edu/users/rbc/res_puls.html 2. Planetary Nebula Total Observing and Data Source  (site info) images, data, observing reports and features on planetaries. http://www.blackskies.com/index1.html 3. Planetary Nebulae  (site info) A short discussion, part of a web page on plasmas. http://fusedweb.pppl.gov/CPEP/Chart_Pages/5.Plasma... 4. Planetary Nebula Sampler  (site info) http://www.noao.edu/jacoby/pn_gallery.html 5. ARVAL Catalog of Bright Planetary Nebulas  (site info) A text table, with name, size, magnitude, area, NGC number, type, RA, dec., and visual quality. http://www.oarval.org/PNeb.htm 1-5 of 7. Next »