Calendar

Moons, seasons and feasts. Choose a day to read it.

A number counts that day’s events. An underline marks a retrograde.

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Tuesday, December 30

81% illuminated
10.6 days since new moon

Jupiter retrograde

Nov 11, 2025, 11:44 AM EST – Mar 10, 2026, 11:26 PM EDT

Jupiter appears to move backward from Earth between these dates.

Read this day’s sky

10.6 days since new moon

BeganDec 19, 8:44 PM EST

Next new moonJan 18, 2:52 PM EST

19.1 days remain of 29.8.

First QuarterDec 27, 2:10 PM EST
Full MoonJan 3, 5:03 AM EST
Last QuarterJan 10, 10:49 AM EST
New MoonJan 18, 2:52 PM EST

Layers

Sky eventsLunar phases & eclipsesEquinoxes & solsticesPlanetary stationsRetrograde periodsSign changesExact aspects

Tradition calendarsThelemic feastsIslamic · tabular estimatesChristian · Gregorian

7 events shown. Tradition layers are a selection, not a full calendar.

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Calendar files use the layers you chose, in America/New_York.

Year

December 2025

America/New_York

November 11, 2025

Jupiter retrograde

Nov 11, 2025, 11:44 AM EST – Mar 10, 2026, 11:26 PM EDT. Jupiter appears to move backward from Earth between these dates.

December 4, 2025

Full Moon in Gemini

6:14 PM EST

December 11, 2025

Last Quarter Moon in Virgo

3:52 PM EST

December 19, 2025

New Moon in Sagittarius

8:44 PM EST

December 21, 2025

December solstice

10:03 AM EST

Rituals of the Elements and Feasts of the Times

10:03 AM EST. Thelemic feasts kept at each equinox and solstice.

December 27, 2025

First Quarter Moon in Aries

2:10 PM EST

How times are calculated

Sky events are calculated for your time zone; station times are estimates. Islamic dates are tabular: a local sighting can differ. Easter follows church tables.

Sources: retrograde motion ↗, Moon phases ↗, Islamic calendar ↗, Thelemic feasts ↗.