LunarPhase

 For Mac OS X, Snow Leopard & Lion.

 FREE Download LunarPhase v 1.0.4

Lunar Phase dashboard widget for Mac OS X. This widget displays the current moon phase and it's visibility percentage. Also displayed are the age in days, hours and minutes, and distance.

The dates of the next four phases are also displayed on the right. The New Moon, First Quarter, Full Moon, and Third Quarter phase dates and times are exact, acquired from NASA. All other data is computed from known movements of our moon.

There's also an iGoogle gadget version, so you can be in phase on any platform !