Chiana isn't sure what that form of address means, but seeing how proper he's been all along, she doubts it's suddenly an insult. But he doesn't know about aliens - he seems even less advanced than most humans she's met, and that is saying a lot.

But she's not about to hold that against him. Instead, she's about to blow his mind - hopefully, if he had even a little imagination and wonder in him.

"From the stars," she answers, with a smile at him - a smile that says she's seen so much more than he could ever dream of. From the stars, or close enough, but some humans have put it that way before, so she figures it's a good way to make herself understood to him.