How Long Is a Day on the Moon?
The Moon has been around since the earliest days of the Solar System. To human beings, there has never been a time when we couldn't look up in the night sky and either see the Moon hanging there, or know that it would be back the very next night (i.e. a New Moon). And thanks to the development of modern astronomy and space exploration, our understanding of the Moon has grown immensely.For instance, we know that the Moon formed early in Earth's history, and that it may have played an important role in the development of life here on Earth. We've also learned that Moon is tidally-locked with...