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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Wednesday, August 27

17% illuminated
4.2 days since new moon

Saturn retrograde

Jul 13, 2025, 3:59 AM UTC – Nov 28, 2025, 3:49 AM UTC

Saturn appears to move backward from Earth between these dates.

Read this day’s sky

4.2 days since new moon

BeganAug 23, 6:07 AM UTC

Next new moonSep 21, 7:54 PM UTC

25.3 days remain of 29.6.

First QuarterAug 31, 6:25 AM UTC
Full MoonSep 7, 6:09 PM UTC
Last QuarterSep 14, 10:33 AM UTC
New MoonSep 21, 7:54 PM UTC

Layers

Sky eventsLunar phases & eclipsesEquinoxes & solsticesPlanetary stationsRetrograde periodsSign changesExact aspects

Tradition calendarsThelemic feastsIslamic · tabular estimatesChristian · Gregorian

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

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Calendar files use the layers you chose, in UTC.

Year

August 2025

UTC

July 13, 2025

Saturn retrograde

Jul 13, 2025, 3:59 AM UTC – Nov 28, 2025, 3:49 AM UTC. Saturn appears to move backward from Earth between these dates.

July 18, 2025

Mercury retrograde

Jul 18, 2025, 4:38 AM UTC – Aug 11, 2025, 7:32 AM UTC. Mercury appears to move backward from Earth between these dates.

August 1, 2025

First Quarter Moon in Scorpio

12:42 PM UTC

August 9, 2025

Full Moon in Aquarius

7:55 AM UTC

August 12, 2025

First Night of the Prophet and His Bride

All day. A Thelemic feast kept each year on August 12.

August 16, 2025

Last Quarter Moon in Taurus

5:12 AM UTC

August 23, 2025

New Moon in Virgo

6:07 AM UTC

August 31, 2025

First Quarter Moon in Sagittarius

6:25 AM UTC

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 ↗.