It is not that we know everything about the moon, not everyone will know the following things-
1- At the equator of the Moon, the temperature becomes 260 degrees Celsius during the day and minus 280 degrees at night and all this happens within 90 minutes.
2-The largest known crater in the solar system is on the south pole of the moon which is 5400 km wide. Its name is Aitken Crater which was formed by the collision of a comet 4 billion years ago. There may be valuable materials here.
3- There are very high mountains on the moon. Neil Armstrong was afraid that his spacecraft might collide with the mountains and get destroyed.
4- Alan Shepard hit a golf ball on the surface of the moon which went 800 meters away.
5- Mons Huygens is the highest mountain on the moon which is 5.5 km high. More than half the height of Mount Everest.
6- There is a place on the south pole of the moon where the temperature is colder than Pluto. The coldest place in the solar system is about -240 degrees
7- A tunnel or cave has been found on the moon which was made of lava billions of years ago and it is 500 meters wide and 50 km long. The temperature of this lava tube is -20 degrees Celsius.
8- If there was no moon, our Earth would have strayed from its orbit.
9- When Neil Armstrong reached the moon's orbit, he got goosebumps seeing the dense darkness there.
10- The moon is a vast, desolate and deserted area.
11- According to NASA, there is nothing left to explore on the moon, so they are not going to the moon. While some people say that the aliens living there have threatened NASA not to come there again.
12- It is said that some civilization had reached the Moon before humans; the remains of their aircraft are lying there.
13- Hillary Clinton had promised during the election that if she becomes the President, she will reveal some secrets about the moon and aliens to everyone but she lost the election.