noun
A group of stars forming a pattern; used in astronomical contexts. The native Japanese term 星座 (せいざ) is more common in everyday language.
See also: 星座 (せいざ)
オリオン座は有名なコンステレーションです。
Orion is a famous constellation.
星座 is the standard Japanese word for 'constellation', used in both everyday and technical contexts. コンステレーション is a less common English loanword, mainly found in astronomical or scientific discussions.
Borrowed from English 'constellation'.