galaxy
The word 'galaxia' is a noun in Spanish. It corresponds to the English word 'galaxy'. In astronomy, a galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity. The word 'galaxia' is used in Spanish-speaking cultures to refer to such a celestial body.
The galaxy is vast and mysterious.
This sentence emphasizes the expansiveness and the unknown aspects of the galaxy.
Astronomers study the galaxy to learn more about the cosmos.
This sentence describes the role of astronomers and indicates that the study of the galaxy is a route to understanding the broader cosmos.
Our galaxy, the Milky Way, is just one of millions in the universe.
This sentence indicates the existence of numerous galaxies in the universe, and that the Milky Way, which is our galaxy, is just one of them.