And if I were even higher, I would see that even more clearly, higher than that, more clearly still, higher enough, and it would close, and you would get the circle of Earth from space.
Et si j'étais plus haut, je  le verrais plus clairement, et encore plus haut,  encore plus clairement, et si haut que ça serait proche, du cercle de la Terre  vue de l'espace.