Equipment and other photo info:
Picture taken on April 20th, 2010.
Location: Zagreb, Croatia, Europe
Celestron C10-N f/4.7 + 1.5x barlow, QHY5 guide camera, EQ6 SynScan
12 segment mozaic
Processing software: DeepSkyStacker, Photoshop CS2

Object info:
In the northern hemisphere, if the left side of the Moon is dark then the light part is growing, and the Moon is referred to as waxing (moving towards a full moon).

More information about this object at: http://en.wikipedia.org/wiki/Lunar_phase