Lunar Phase Animation Lunar synodic period ~29 d 12 h 44.0 min   Julian Date: Actual lunar phase: Moon's age:    LP=0.0 New Moon 0d 0h 0m 0<LP<0.25 Waxing Crescent   LP=0.25 First Quarter ~7d 9h 11m 0.25<LP<0.5 Waxing Gibbous   LP=0.50 Full Moon ~14d 18h 22m 0.5<LP<0.75 Waning Gibbous   LP=0.75 Last Quarter ~22d 3h 33m 0.75<LP<1 Waning Crescent   LP=0.0 New Moon ~29d 12h 44m Dates for New and Full Moon are based on JavaScripts by Peter Hayes