New General Catalogue of Nebulae and Clusters of Stars

…This is an abbreviation for New General Catalogue of Nebulae and Clusters of Stars, and describes the positions and shapes of 7,840 nebulae and star clusters in the entire sky. Many of the nebulae and star clusters are named by their numbers or Messier number M. …

*Some of the terminology referenced in the "New General Catalogue of Nebulae and Clusters of Stars" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…New General Catalogue of Nebulae and Clusters of Starsの略で，全天の各種星雲と星団7840個の位置と形状とを記載。星雲や星団の多くはこれの番号またはメシエの番号Mによって呼ばれる。…

※「New General Catalogue of Nebulae and Clusters of Stars」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報