Just remember satan and his demonic angels . . . they’re everywhere, they’re everywhere
What does it mean that Satan is prince of the power of the air (Ephesians 2:2)? https://www.gotquestions.org/prince-power-air.html
To get deeper understanding of these issues one needs to realize first that there are coordinate systems with more variables of spatial dimension and or temporal dimension. The Bible shows that in several places, like the fifth chapter of Daniel or the coming and going of Jesus post resurrection.