1. it contains billions of stars
2. it really exists
1. it contain 7 - 20 or 30 stars
2. it also exists but in imaginations of people that stars are forming an image
5 3 5
Im sorry ,i cant mark ur answer the best until i get two answers.................
no problm
i m happy
because i m able to at least help you
if i wud get another answer i wud definitely mark urs as the best,k?
Constellation is a group of stars that form a specific shape like Orion, etc. and it contains only stars or nebulae. On the other hand, galaxy does not form any particular shape and there are planets, comets, asteroids, meteoroids, etc, which are not present in constellations.