"Okay, what?" Tally demands. "You're like, oh, Tally, you fall off stuff too much, and now this reveal?" She puts the couch down and then catches sight of Gideon's face. Ugh, okay, the cheering up is totally becoming cheering down. Her voice softens. "What happened? Some kind of space accident?" No one in Tally's world actually lives in space, though it's possible. Maybe in Gideon's world people fall from orbit more often.