Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleLIGHTING the Nebulae.AuthorsKaler, James B.AbstractProvides an astronomical background on the planetary nebulae. Shape of a planetary nebulae as described by astronomer William Herschel; Chemical and matter composition of nebulas; Reason behind the different colors emitted by planetary nebulae.SubjectsPLANETARY nebulae; HERSCHEL, William; ASTRONOMERSPublicationMercury, 2002, Vol 31, Issue 4, p17ISSN0047-6773Publication typeArticle