How old are the constellations in the universe _ How old are the constellations in the universe?

Please arrange clusters, nebulae, constellations and galaxies in order of size.

I can't arrange them, because clusters, nebulae, constellations and galaxies don't talk about the same series of concepts, just like letting you arrange cats, dogs, chickens, ducks and fish in order. Constellation is a way for the ancients to divide the sky regions. It is possible that a star in the constellation itself is a galaxy, but it looks like a star because it is too far away. Nebula is divided into gas nebula and galaxy nebula, which are different concepts. Regarding the structural level of the universe, it can be arranged according to its size: star system (such as solar system)