In a world where the souls of the dead become monsters who devour souls, can fly, shoot lasers, and can move so fast no one can see them, you ask about why we can see the moon?

Well put. Got nothing to add.

All of the action taken place at Hueco Mundo is within the 4 hours of night and when the sun rises, time stops for everyone until the sun goes back down again, then time resumes. Either that, or Soul Society stole their sun for their own and replaced the sun with some super lamp...

it's okay here's another loop hole for everyone when chad first fought a hollow how did he hit it with a tree ?