Answer:
What flies around all day but never goes anywhere?
Glittering points that downward thrust. Sparkling spears that never rust.
What is given but kept by the giver?
You’ll have me at night and if you remove the first letter I denote the top, such as on a train
At night I come without being fetched. By day I am lost without being stolen.
People take me on walks and I run and have fun. What am I?