Today's Moon
Moon calendarDecember 2004
Follow the Moon through every phase and sign this month.
Choose any date to see the Moon phase, Moon sign, illumination, and one simple way to work with that part of the lunar cycle.
Calculated at noon UTCExact phase milestonesPlanning prompts, not predictions
Open Moon Phase Today
Date and data check
Time usedEach daily Moon sign and illumination value is calculated at 12:00 UTC.
Place usedThe position is geocentric, meaning it is calculated from Earth. No location is required.
When it updatesThe month is recalculated when you open it. An exact phase or sign change may fall on a nearby local date.
Moon timeline
Follow the month as a moving sky path
Switch between phase, Moon sign, and planning mode to see how the lunar month changes day by day.
Dec 1
Waning Gibbous
81% lit, Moon in Leo 1 deg.
Release window
Clarify, complete, simplify, or let go.
Sign changes this month: Dec 1 Leo, Dec 4 Virgo, Dec 6 Libra, Dec 9 Scorpio, Dec 11 Sagittarius.
Before you startInputs, calculation, limits, and saving+
What to enter
Required: Choose a month or select a calendar date.
Optional: Location is not required because this page uses geocentric Moon data calculated from Earth.
Example input — not your result: Example: August 2026 · open August 12.
What you get
Browse Moon phases, Moon signs, illumination, and lunar milestones by date. The result includes monthly calendar, phase details, date selection.
How it is calculated
Calculates the geocentric Moon sign and illumination at noon UTC for each date. Exact quarter-phase milestones use their calculated astronomical moments.
Data time: Every calendar cell names its UTC date. Daily Moon values are calculated at noon UTC; exact phase milestones use their astronomical event time.
Result limits
This shows shared sky or traditional timing context. It is not a personal prediction unless a tool explicitly compares the sky with a birth chart.
Missing result
The calendar normally contains one Moon value for every date. If a requested date is outside the month, the page explains this and selects a valid date.
How to fix an error: Use a real month in YYYY-MM format and choose a date inside that month. The page will explain when it has returned to a valid date.
Next step and saving
Do next: Choose one upcoming lunar date and add a small observation or planning note.
This page can be printed, but it does not create a new saved reading unless it displays a generated result.
DAILY LUNAR DATA
December 2004 moon phases
Pick a date to see where the Moon is in its cycle and which sign it is moving through.
Day 1
Waning Gibbous
81% lit
Leo 1 deg
18.9 days since New Moon
Day 2
Waning Gibbous
74% lit
Leo 12 deg
19.8 days since New Moon
Day 3
Last Quarter
65% lit
Leo 24 deg
20.7 days since New Moon
Day 4
Last Quarter
55% lit
Virgo 7 deg
21.6 days since New Moon
Day 5
Last Quarter
46% lit
Virgo 19 deg
22.6 days since New Moon
Day 6
Last Quarter
36% lit
Libra 2 deg
23.5 days since New Moon
Day 7
Waning Crescent
26% lit
Libra 15 deg
24.5 days since New Moon
Day 8
Waning Crescent
17% lit
Libra 28 deg
25.6 days since New Moon
Day 9
Waning Crescent
9% lit
Scorpio 12 deg
26.6 days since New Moon
Day 10
New Moon
4% lit
Scorpio 27 deg
27.7 days since New Moon
Day 11
New Moon
1% lit
Sagittarius 12 deg
28.9 days since New Moon
Day 12
New Moon
0% lit
Sagittarius 27 deg
0.5 days since New Moon
Day 13
New Moon
3% lit
Capricorn 12 deg
1.7 days since New Moon
Day 14
Waxing Crescent
9% lit
Capricorn 27 deg
2.8 days since New Moon
Day 15
Waxing Crescent
17% lit
Aquarius 12 deg
4 days since New Moon
Day 16
Waxing Crescent
27% lit
Aquarius 27 deg
5.1 days since New Moon
Day 17
First Quarter
37% lit
Pisces 11 deg
6.1 days since New Moon
Day 18
First Quarter
48% lit
Pisces 25 deg
7.2 days since New Moon
Day 19
First Quarter
59% lit
Aries 8 deg
8.2 days since New Moon
Day 20
First Quarter
69% lit
Aries 21 deg
9.2 days since New Moon
Day 21
Waxing Gibbous
77% lit
Taurus 3 deg
10.1 days since New Moon
Day 22
Waxing Gibbous
85% lit
Taurus 16 deg
11 days since New Moon
Day 23
Waxing Gibbous
91% lit
Taurus 28 deg
12 days since New Moon
Day 24
Waxing Gibbous
96% lit
Gemini 10 deg
12.9 days since New Moon
Day 25
Full Moon
99% lit
Gemini 22 deg
13.8 days since New Moon
Day 26
Full Moon
100% lit
Cancer 4 deg
14.6 days since New Moon
Day 27
Full Moon
99% lit
Cancer 16 deg
15.5 days since New Moon
Day 28
Full Moon
97% lit
Cancer 27 deg
16.4 days since New Moon
Day 29
Waning Gibbous
93% lit
Leo 9 deg
17.3 days since New Moon
Day 30
Waning Gibbous
87% lit
Leo 21 deg
18.2 days since New Moon
Day 31
Waning Gibbous
80% lit
Virgo 3 deg
19.1 days since New Moon
HELP
How to read the Moon calendar
The calendar combines calculated lunar data with optional reflective planning prompts.
What is the Moon sign?
It is the 30-degree zodiac section occupied by the Moon at noon UTC. The Moon usually enters a new sign every two to three days.
Technical note
The calculation uses geocentric ecliptic longitude: the Moon's zodiac position measured from Earth.
What does illumination mean?
It is the percentage of the Moon's visible disk lit by the Sun. It describes appearance, while the phase describes position in the lunar cycle.
Does a phase make a day good or bad?
No. The planning prompts offer a rhythm for reflection; they do not predict whether an event will succeed or fail.