Please fix these huge bugs!

[Voidhunger]

1. Planes fly even when the pilot is dead.
2. Plane parts fall down very slowly without being affected by wind and
physical laws.
3. Destroyed bombers with missing wings and tails hang in the air without
falling down.
4. Grass and fire are sometimes a few meters above the ground.
5. Bombers are parked through houses.
6. There is a large square with stripes on the ground and sea.