Last Updated
：2026/01/08
散開星団
Hiragana
さんかいせいだん
Noun
Japanese Meaning
星間空間に比較的まばらに分布している恒星の集団。重力的に緩やかに結びついており、銀河系の渦状腕などに多く見られる。 / 球状星団と対比される、形が不規則で星の密度が低い星団。 / 同じ星雲からほぼ同時期に生まれた若い恒星が集まっている天体の集まり。
Easy Japanese Meaning
ひとつのばしょにほしがたくさんゆるくあつまったもの
Chinese (Simplified) Meaning
由数十至数千颗恒星组成、结构松散的星团 / 多位于银河系盘面、较年轻的星团类型
Chinese (Traditional) Meaning
由年輕恆星鬆散聚集而成的星團 / 位於銀河盤面、成員較少且重力束縛較弱的恆星群
Korean Meaning
별들이 느슨하게 모여 있는 성단 / 은하 원반에 분포하는 젊은 별들의 집단
Indonesian
gugus bintang terbuka / kelompok bintang yang terikat longgar di galaksi
Vietnamese Meaning
quần tinh mở / cụm sao mở / cụm sao thưa
Tagalog Meaning
maluwag na kumpol ng mga bituin / pangkat ng mga batang bituin na magkakaugnay sa kalawakan / kumpol ng bituin na hindi siksik (hal. Pleiades)
Sense（1）
(astronomy) open cluster
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
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散開星団
See correct answer
An open cluster is a cluster of stars that consists of dozens to thousands of stars.
An open cluster is a cluster of stars that consists of dozens to thousands of stars.
See correct answer
散開星団は、数十から数千の星から成る星団です。
Japanese - English
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