NGC Series
The New General Catalogue (NGC) is an extensive catalog of deep-sky astronomical objects compiled in 1888 by John Louis Emil Dreyer. It includes over 7,800 celestial objects like galaxies, star clusters, and nebulae, and is a crucial reference for amateur and professional astronomers, celebrated for its comprehensiveness and historical significance.
NGC 281
NGC 6960
NGC 6888
IC Series
The IC (Index Catalogue) objects are astronomical entries cataloged as an extension to the New General Catalogue (NGC). Compiled in the late 19th and early 20th centuries, IC objects include star clusters, galaxies, and nebulae. Notable entries, like IC 342, feature prominent galaxies and deep-sky objects for study.