1577-80 - Unbored Pearl, a Zij treatise by Taqi al-Din
1577-80 - Taqi al-Din invents a mechanical astronomical clock that measures time in seconds, one of the most important innovations in 16th-century practical astronomy, as previous clocks were not accurate enough to be used for astronomical purposes.
1839 Louis Jacques Mandé Daguerre (inventor of the daguerreotype photographic process) attempts in to photograph the moon. Tracking errors in guiding the telescope during the long exposure made the photograph came out as an indistinct fuzzy spot
1883 - Andrew Ainslie Common uses the photographic dry plate process and a 36-inch (91 cm) reflecting telescope in his backyard to record 60 minute exposures of the Orion nebula that for the first time showed stars too faint to be seen by the human eye.
1887 - Paris conference institutes Carte du Ciel project to map entire sky to 14th magnitude photographically
^John Brian Harley; David Woodward; G. Malcolm Lewis (1992). The History of Cartography: Cartography in the traditional Islamic and South Asian societies. 2. Oxford University Press. pp. 28-9. ISBN0-226-31635-1.
George Ochoa; Melinda Corey (1997). The Wilson Chronology of Science and Technology: A Record of Scientific Discovery and Technological Invention, from the Stone Age to the Information Age. New York : H.W. Wilson. ISBN978-0-8242-0933-9.
Rushd? R?shid; Régis Morelon (1996). Encyclopedia of History of Arabic Science: Astronomy- theoretical and applied. Psychology Press. ISBN978-0-415-12410-2.