<human>:  What are the most interesting facts about the moon?
<bot>: 
1. The moon is the only natural satellite of Earth.
2. The moon is the fifth-largest natural satellite in the Solar System.
3. The moon's gravitational pull affects Earth's oceans and creates the phenomenon called tides.
4. The areas on the moon that are permanently shadowed are much colder than average temperatures on Earth.
5. The moon was formed 
4.5 billion years ago and is gradually moving away from Earth at a rate of 
3.8 cm per year.
6. The moon has signs of past water on its surface.
7. There were six manned space missions to the moon between 1969 and 
1972.
8. On average, the moon is 238,855 miles away from the Earth.
9. The moon is visible from Earth without the aid of a telescope.
10. There is no atmosphere on the moon and no wind on the surface.