formed by two pictography characters: 日 - the Sun on the left, and 月 －the Moon on the right. If there are a Sun and a Moon at the same time, it is bright.
This is an ideogram character.
Its Small Seal script is
similar to the Shell Bone script.
There is another Seal script for this character
The left represents a window. The moonlight through the window is bright. It was used from 2000+ years ago to one hundred years ago, still used by calligraphists.
Its Clerical script now is
just put the Clerical script for Sun and Moon together.
Its current standard printing traditional or simplified character is
same as the Clerical script
Its Pinyin is Ming1