They are there even when we do not see them. During the day, they are hidden behind the cover of light. Stars are part of our night sky, of our solar system, of our galaxy, of our universe. Here is some information about all of the above in context to the Earth; to us.
I usually build a wall around my universe. I wall it in and then wonder what is beyond my wall as I cannot grasp the immensity of it all.

NB: pardon my pronunciation of certain names and terms.

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