This is what a full rotation of the moon looks like. Yes, the Moon does rotate on its axis, it has days! The simple answer as to why we only see one side is because the #Moon travels around the Earth at the same speed as it rotates around its own axis, so the same side of the Moon is constantly facing the Earth. This is called Tidal locking. It also happens on Jupiter, most moons like the Galilean satellites are tidally locked. This post goes to those who chose the wrong answer on our Story. | G