Solar System

1. Neptune's Discovery  (site info) Article in Astronomy Magazine. http://www.astronomy.com/Content/Dynamic/Articles/... 2. The Face of the Moon  (site info) A catalog for an exhibition of rare books and maps. Includes sample pictures from Galileo to the Apollo missions. http://www.lindahall.org/events_exhib/exhibit/ex_f... 3. Exploring The Planets-Discovery  (site info) The five known in antiquity, three more since the telescope, and Ceres. http://www.nasm.si.edu/ceps/etp/discovery/etpdisco... 4. Notes on Sunspot Observations  (site info) John Winthrop's 1739 notes, from the collected papers of Fredrick Kilgour. http://www.oclc.org/pdemo/kg/p012.htm 5. The Struggles to Find the Ninth Planet  (site info) A paper by Clyde Tombaugh relating his discovery of Pluto. http://perso.wanadoo.fr/olivier.granier/meca/vulga... 1-5 of 11. Next »