Because of the DNA structure of your kind, being encoded to suns actions and similar functions, your visiting as such, may place you and your kind in perril?
This is so, as when one journies closer to the center of the galixy, due to the dynamic of spatial and black hole intereactions, the radiation level drastically increases.
Due to this factor, your encoding as to what type of being you are, is subjected to an overprogramming mode.
Yes it is possable for an Earth human to live on other planets and systems which are relativly parallel to him, however once you pass the Great Barrier, then time and space sciences of physics changes as Earthlings understand them.
You are the only known huamnoid on Planet Earth, who has sucessfully communicatied with its own sun.
You could do this and not be obsessed, as you have the ability to change state.
A being such as yourself, for very short periods of time, in theory might be able to pass through the Great Barrier and return alive.