Question

Define what is galaxy ??​

Answer 1

Answer:

The definition of a galaxy is a large area, particularly of dust, stars and gas that makes up a universe. An example of a galaxy is the Milky Way. ... Many galaxies are grouped into clusters, with the clusters themselves often grouped into larger superclusters.

Answer 2

Answer:

• A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter. The word galaxy is derived from the Greek galaxias, literally "milky", a reference to the Milky Way.