This 3D printed moon light charges via USB in two hours and can stay illuminated all night long. It’s about 6″ wide and brightness is controlled with a tap of your finger or with . While the description talks about NASA, it is not geographically accurate — still cool, though. I chose this particular model because it offers three natural tones — white, warm white, and yellow.
Here’s a link to a 10″ version if you’re feeling extra: https://amzn.to/2UzWwps.