Caldwell Catalogue
Telrad finder charts for all 109 objects including 28 open star clusters, 18 globular star clusters, 13 planetary nebulae, 12 bright nebulae, one dark nebulae, and both halves of a supernova remnant
Messier Objects
Links to 110 Messier deep space objects, with pictures and detailed information
Non Messier Objects
deep sky objects which are not in Messier's catalog, because of their relevance either in astronomical history, as observing objects, or other. In the list below, they are arranged by object type.
Telrad Finder Charts
How to find the messier objects with a telrad or quick finder
Hawaiian Astronomical Society
Messier Listing a listing of all Messier objects. Clicking the constellation field will bring up information on the entire constellation. Clicking on the coordinates (RA Dec) will take you to the map that best displays the object