The un-crewed Chang’e-4 probe of China landed in the South Pole of the Moon.
Previous Moon missions have landed on the Earth-facing side, but this is the first time any craft has landed successfully on the unexplored and rugged far side.
It is carrying instruments to analyse the unexplored region’s geology, as well to conduct biological experiments.
The far side is not visible from the Earth due to “tidal locking”.
Tidal Locking
It is the name given to the situation when an object’s orbital period matches its rotational period. A great example of this is our own ....
