expression, noun
Milky Way galaxy
Astronomical term for our galaxy. Often used in scientific contexts; in everyday language, 天の川 alone often refers to the Milky Way as seen from Earth.
See also: 銀河系
天の川銀河には数千億の星がある。
There are hundreds of billions of stars in the Milky Way galaxy.
アンドロメダ銀河は天の川銀河に最も近い大きな銀河だ。
The Andromeda Galaxy is the nearest large galaxy to the Milky Way.