超ちょう銀ぎん河が団だん

ちょ

う

ぎ

ん

が

だ

ん

Meanings

1

supercluster of galaxies

Astronomical term for a large grouping of galaxy clusters.

が

系けい

を

含ふく

む

巨きょ

大だい

な

構こう

造ぞう

です

。

The Virgo Supercluster is a gigantic structure that includes our galaxy.

銀ぎん河が団だん
銀河団 is a cluster of galaxies, while 超銀河団 is a supercluster composed of multiple galaxy clusters.

Compound of 超 (super) + 銀河団 (galaxy cluster).