Human has the word man in it, so let’s use huperson
Better go with huperchild.
How about huperperson?
Uh wait, that’s recursi- political correctness overflow error.
Maybe the reason there are zero openly non-terran (or, preferrably, differently planeted) folks is attutides like yours. Think about it.
They are opposed to colonies wherever they might be, even lunar colonies.