銀河 ぎんが系外 けいがい星雲 せいうん
gingakeiga iseiunde

Noun
Da Copula

て-form: Used to connect clauses, make requests, or chain actions of 銀河系外星雲

1. In the extragalactic nebula; Connecting clauses with "te-form" in the extragalactic nebula.

Te-Form
Astronomy