Erin laughs and shakes her head, but her small smile is fond. She rests her arms on her knees. "Easy asks first. 'Ultraterrestrial' is the current leader for scientific terms describing another dimension - the Hedge, L-Space, that kinda deal. We barely have space flight so all our terms for somewhere else reference Earth or, from the Greek," she pauses to visibly concentrate, "Terra. Fucking translation field..."