*laughs* Who told you that? So far it's physically impossible. I suppose if one flew up high enough... the skies are still largely uncharted no matter how much we rely on the stars. It's too bad griffons are now extinct, then maybe we'd know more about the world above us.
Indeed, though you never truly know. While I was there, I head about the Paragon who became Paragon because he discovered that Nugs were edible. Would I be treading on a sensitive issue if I ask why precisely you were exiled? Is it because of...?