This is the Messier catalog, complied by Charles Messier back in 1781, and remains a list of the most famous astronomical objects.
Category: Astro Images
All images are taken by myself at my home observatory, and remain my property. However, these jpeg images may be downloaded for private use, but please credit me if used.
They may NOT be used in a commercial application of any kind, sold, or used in any advertisements. If desired for any such use, please contact me for permission and full TIFF format images.
This is the first half of the NGC catalog. Click on image for full size.
Remainder of NGC catalog
SH2 Sharpless catalog (Hydrogen alpha regions of Milky Way)
SH2 Images, PN images
Eclipses, Solar System, Etc
Solar system objects, eclipses, comets, etc
IC “Index Catalogue”
IC catalog objects, fainter objects than NGC but photograph well
These are images that do not fall in any specific category