Biết rằng mặt trăng tròn dần và khuyết dần từ phải sang trái. Nhớ quy tắc D, O, C. Tìm hiểu thời gian mặt trăng mọc và lặn.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Different parts of the moon are illuminated during waxing and waning. In the Northern Hemisphere, the part of the moon that is illuminated will appear to grow from right to left until it’s full, and it will then diminish from right to left.  A waxing moon will be illuminated on the right side, and a waning moon will be illuminated on the left side.  Hold out your right hand with your thumb out, palm facing the sky. The thumb and forefingers make a curve like a backward C. If the moon fits in thi