Dome City

Directory Dome cities are usually built when colonizing a planet, moon, or asteroid.

Domes cities are airlocked, terraforming cities which may be necessary when dealing with a colony/planet that is in either: Or,
 * On an asteroid
 * On a planet with a hostile environment (Example)
 * On a planet with no/hostile atmosphere (Example)
 * On a planet where the environment must be changed to take care of a need (Example)