(ぎんがけい)

ぎんがけい
noun
Milky Way galaxy; galactic system
1. Milky Way galaxy; the Galaxy
The galaxy containing the solar system, visible as a band of light across the night sky.
銀河系(ぎんがけい)には数千億(すうせんおく)(ほし)がある。
The Milky Way contains hundreds of billions of stars.
太陽(たいよう)銀河系(ぎんがけい)(はし)のほうにある。
The sun is located toward the edge of the Milky Way.
銀河系(ぎんがけい)中心(ちゅうしん)には巨大(きょだい)なブラックホールがあると(かんが)えられている。
It is believed that a massive black hole exists at the center of the Milky Way.

銀河(ぎんが) (galaxy; Milky Way) + (けい) (system). Specifically refers to the Milky Way — the galaxy we live in. When discussing other galaxies, the term 銀河(ぎんが) alone is used.

COMMON COLLOCATIONS:

  • 銀河系(ぎんがけい)中心(ちゅうしん) — the center of the galaxy
  • 銀河系(ぎんがけい)(そと) — outside the galaxy
  • 銀河系(ぎんがけい)構造(こうぞう) — the structure of the galaxy

RELATED TERMS:

  • 銀河(ぎんが) — galaxy; Milky Way — can refer to any galaxy or to the Milky Way poetically
  • 天の川(あまのがわ) — the Milky Way — the traditional Japanese name, associated with the Tanabata festival
  • 宇宙(うちゅう) — outer space; the universe