![twoguysonetopic on Twitter: "Did you know, we only ever see one side of the moon! The Moon orbits Earth once every 27.5 days and spins on its axis once every 27.5 days. twoguysonetopic on Twitter: "Did you know, we only ever see one side of the moon! The Moon orbits Earth once every 27.5 days and spins on its axis once every 27.5 days.](https://pbs.twimg.com/media/FEgFRrBWQAMuiR9.jpg)
twoguysonetopic on Twitter: "Did you know, we only ever see one side of the moon! The Moon orbits Earth once every 27.5 days and spins on its axis once every 27.5 days.
![Is the far side of the tidally locked Europa moon safe from Jupiter's radiation? - Space Exploration Stack Exchange Is the far side of the tidally locked Europa moon safe from Jupiter's radiation? - Space Exploration Stack Exchange](https://i.stack.imgur.com/4aa1t.gif)
Is the far side of the tidally locked Europa moon safe from Jupiter's radiation? - Space Exploration Stack Exchange
![Weird Science: Tidal Locking—Why the Man in the Moon Can Always See You | manoa.hawaii.edu/ExploringOurFluidEarth Weird Science: Tidal Locking—Why the Man in the Moon Can Always See You | manoa.hawaii.edu/ExploringOurFluidEarth](https://manoa.hawaii.edu/exploringourfluidearth/sites/default/files/M1U6-SF%20Fig6.7-MoonFaces.png)