Question

Distinguish between the glaxy and a constellation

Answer 1

Galaxy- it is a group of planets and stars to form a group is called  galaxy
eg: milky way galaxy
Constellations-the group of stars forming an definite shape is called constelletion

Answer 2

A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems. A galaxy is held together by gravity. Our galaxy, the Milky Way, also has a supermassive black hole in the middle. ... Some scientists think there could be as many as one hundred billion galaxies in the universe.