Answer:
I come off of a beautiful creature which soars in the sky. I come off of a peckish creature which has a tail as mighty as the sun! I am sometimes dirty and parents beg you not to pick me up.
Many people own a copy of me. Without me the world would fall.
A dagger thrust at my own heart dictates the way I'm swayed. Left I stand and right I yield to the twisting of the blade. What am I?
I am owned by every man though my length differs. Their wives uses me after getting married.
I am a tool for fairies.
The warmer I am the fresher I am.