7 Essential Tips for Photographing the Moon. Gives great ideas and even though a couple were kind of obvious, the "iphone photographers" will understand why they cannot do this. And also will increase your knowledge a bit too!
How to photograph the moon: step 4 "Switch your camera to Manual mode and your lens to manual focus. When choosing your camera settings, there are two key factors to remember: the moon is bright, so a low ISO is fine, and it’s actually moving slowly, so a