Today's Moon
Moon calendarMay 2055
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.
May 1
Waxing Crescent
20% lit, Moon in Cancer 4 deg.
Build window
Add momentum, test, and make progress visible.
Sign changes this month: May 1 Cancer, May 3 Leo, May 6 Virgo, May 8 Libra, May 10 Scorpio.
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
May 2055 moon phases
Pick a date to see where the Moon is in its cycle and which sign it is moving through.
Day 1
Waxing Crescent
20% lit
Cancer 4 deg
4.3 days since New Moon
Day 2
Waxing Crescent
29% lit
Cancer 17 deg
5.4 days since New Moon
Day 3
First Quarter
39% lit
Leo 1 deg
6.4 days since New Moon
Day 4
First Quarter
51% lit
Leo 14 deg
7.4 days since New Moon
Day 5
First Quarter
62% lit
Leo 28 deg
8.5 days since New Moon
Day 6
Waxing Gibbous
73% lit
Virgo 13 deg
9.6 days since New Moon
Day 7
Waxing Gibbous
82% lit
Virgo 27 deg
10.7 days since New Moon
Day 8
Waxing Gibbous
90% lit
Libra 12 deg
11.8 days since New Moon
Day 9
Full Moon
96% lit
Libra 27 deg
13 days since New Moon
Day 10
Full Moon
99% lit
Scorpio 12 deg
14.1 days since New Moon
Day 11
Full Moon
100% lit
Scorpio 26 deg
15.2 days since New Moon
Day 12
Full Moon
97% lit
Sagittarius 10 deg
16.3 days since New Moon
Day 13
Waning Gibbous
93% lit
Sagittarius 24 deg
17.4 days since New Moon
Day 14
Waning Gibbous
86% lit
Capricorn 8 deg
18.4 days since New Moon
Day 15
Waning Gibbous
78% lit
Capricorn 21 deg
19.4 days since New Moon
Day 16
Last Quarter
69% lit
Aquarius 3 deg
20.3 days since New Moon
Day 17
Last Quarter
60% lit
Aquarius 16 deg
21.3 days since New Moon
Day 18
Last Quarter
50% lit
Aquarius 28 deg
22.2 days since New Moon
Day 19
Last Quarter
40% lit
Pisces 10 deg
23.1 days since New Moon
Day 20
Last Quarter
31% lit
Pisces 21 deg
24 days since New Moon
Day 21
Waning Crescent
23% lit
Aries 3 deg
24.8 days since New Moon
Day 22
Waning Crescent
16% lit
Aries 15 deg
25.7 days since New Moon
Day 23
Waning Crescent
9% lit
Aries 27 deg
26.7 days since New Moon
Day 24
Waning Crescent
4% lit
Taurus 10 deg
27.6 days since New Moon
Day 25
New Moon
1% lit
Taurus 22 deg
28.5 days since New Moon
Day 26
New Moon
0% lit
Gemini 5 deg
29.5 days since New Moon
Day 27
New Moon
1% lit
Gemini 18 deg
0.9 days since New Moon
Day 28
Waxing Crescent
4% lit
Cancer 1 deg
1.9 days since New Moon
Day 29
Waxing Crescent
10% lit
Cancer 14 deg
3 days since New Moon
Day 30
Waxing Crescent
17% lit
Cancer 28 deg
4 days since New Moon
Day 31
Waxing Crescent
26% lit
Leo 11 deg
5 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.