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Planetary Nebula Sampler - http://www.noao.edu/jacoby/pn_gallery.html
General information and photos. |
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ARVAL Catalog of Bright Planetary Nebulas - http://www.oarval.org/PNeb.htm
A text table, with name, size, magnitude, area, NGC number, type, RA, dec., and visual quality. |
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Hubble Witnesses the Final Blaze of Glory of Sun-Like Stars - http://hubblesite.org/newscenter/archive/releases/1997/38
A news release that includes photos and videos. |
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Planetary Nebulae - http://fusedweb.pppl.gov/CPEP/Chart_Pages/5.Plasmas/Nebula/Planetary.html
A short discussion, part of a web page on plasmas. |
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Variability of Planetary Nebula Central Stars - http://www.astro.psu.edu/users/rbc/res_puls.html
General information and links. |