This software allows you to: (i) Display the current phase of the Moon. (ii) Calculate the phase of the Moon for any time in the past or future within a 9000-year period. (iii) Convert between dates in various calendars : three solar calendars the Gregorian Calendar the Julian Calendar and the Solar Liberalia Triday Calendar and four lunar calendars the Archetypes Calendar the Meyer-Palmen Solilunar Calendar the Hermetic Lunar Week Calendar and the Lunar Liberalia Triday Calendar. (iv) Move forward or backward from a given date (and time) either by a period such as one month or by any number of days. (v) Search for the next or previous full moon dark moon or first or last quarter. (vi) Search for the next or previous eclipse of a certain type: lunar or solar lunar total lunar total or umbral lunar solar total solar or annular solar.