Encyclopedia > Index Catalog

Article Content

Index Catalog

The Index Catalogue (IC) appeared as two appendices to Dreyer[?]'s NGC catalog of deep sky objects. It summarized the discoveries of galaxies, clusters and nebulae between 1888 and 1905.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Holtsville, New York

... 18 to 24, 33.5% from 25 to 44, 23.9% from 45 to 64, and 6.9% who are 65 years of age or older. The median age is 34 years. For every 100 females there are 96.1 males. For ...