kind of. sometimes i'm not sure if i'm Aader dreaming of me or me dreaming of Aader Aader: my astral being. has guided me through the trails of my life and is who i draw inspriation and strength from.
Philosophers have been wondering for centuries whether there is a part of us (which you could call an "astral being") that is separate from our bodies, or if our "selves" can't exist without our brains. To find out more, try Googling "mind-body problem" "philosophy of mind" " "dualism" "materialism" for different people's ideas on the subject.