Had to look it up so here it is, from the TV show, The Expanse:
"Belter is a term used to refer to persons born in the Asteroid Belt or the Moons of the outer planets. An inner usually refers to someone who originated from the Inner planets of the Sol system, but usually meaning from Earth, Luna, or Mars."
"Belter is a term used to refer to persons born in the Asteroid Belt or the Moons of the outer planets. An inner usually refers to someone who originated from the Inner planets of the Sol system, but usually meaning from Earth, Luna, or Mars."