spacer

They slipped out each night, though, and walked the two miles to the Spacer Graveyard down near the river.

The charge had been a fake, an old military stunt that any green Spacer could have seen through.

First thing tomorrow we'll get you a decent set of clothes, so you can walk down the street without having people yell 'Spacer!'

You don't seem to realize that you're a perfectly normal-looking Spacer.