Answer:
Long and think, red within, with a nail at the end.
Whoever makes it, tells it not. Whoever takes it, knows it not. Whoever knows it, wants it not
I am believed to be only one dimensional, and tinier than anything can be, and there are many who say that I am the basis of all that we see. What am I?
What zips through the sky with a tail of fire and dust. It could be an omen, its origin to discuss?
What stays the same size no matter how much they weight?
Brings the sky a lot closer.