Sharing Links: Encyclopedia + Astronomy http://www.sharinglinks.com/tags/encyclopedia+astronomy Recent Encyclopedia + Astronomy bookmarks posted to SharingLinks.com. SharingLinks.com is an online bookmark manager and a community of parents and teachers. 60 Eric Weisstein's World of Astronomy http://scienceworld.wolfram.com/astronomy/ Eric Weisstein's World of Science contains budding encyclopedias of astronomy, scientific biography, chemistry, and physics. barbara Mon, 1 Oct 2007 22:39:10 +0000 astronomy encyclopedia physics