1923 brought 13 full moons and 4 eclipses. The eclipses fell: a partial lunar eclipse in Virgo on March 2, an annular solar eclipse in Pisces on March 17, a partial lunar eclipse in Pisces on August 26, and a total solar eclipse in Virgo on September 10. Mercury turned retrograde three times (Jan 20 to Feb 9; May 17 to Jun 10; Sep 16 to Oct 7). The first full moon rose in Cancer on January 2. April saw two full moons, a blue moon. Every full moon, new moon, solar and lunar eclipse, equinox, solstice, planetary ingress, and retrograde station below is computed to the millisecond with the NASA-cross-checked Swiss Ephemeris engine and shown in Eastern Time - Choose your location on the page for your own sky.
January 1923
- Venus enters Sagittarius
- Full Moon in Cancer
- Mercury enters Aquarius
- Last Quarter Moon in Libra
- New Moon in Capricorn
- Vesta Retrograde
- Mercury Retrograde
- Sun enters Aquarius
- Mars enters Aries
- First Quarter Moon in Taurus
- Saturn Retrograde
February 1923
- Full Moon in Leo
- Pallas enters Capricorn
- Venus enters Capricorn
- Mercury Rx enters Capricorn
- Last Quarter Moon in Scorpio
- Mercury Direct
- Mercury enters Aquarius
- New Moon in Aquarius
- Sun enters Pisces
- First Quarter Moon in Gemini
- Juno enters Gemini
March 1923
- Partial Lunar Eclipse (Full Moon) in Virgo
- Mars enters Taurus
- Jupiter Retrograde
- Venus enters Aquarius
- Last Quarter Moon in Sagittarius
- Mercury enters Pisces
- Annular Solar Eclipse (New Moon) in Pisces
- Sun enters Aries (Spring Equinox)
- Ceres enters Aquarius
- Pluto Direct
- First Quarter Moon in Cancer
- Mercury enters Aries
April 1923
- Venus enters Pisces
- Full Moon in Libra
- Last Quarter Moon in Capricorn
- Mercury enters Taurus
- Mars enters Gemini
- New Moon in Aries
- Vesta Direct
- Sun enters Taurus
- First Quarter Moon in Leo
- Venus enters Aries
- Neptune Direct
- Juno enters Cancer
- Full Moon in Scorpio
May 1923
- Mercury enters Gemini
- Last Quarter Moon in Aquarius
- Pallas Retrograde
- New Moon in Taurus
- Mercury Retrograde
- Venus enters Taurus
- Sun enters Gemini
- First Quarter Moon in Virgo
- Full Moon in Sagittarius
- Mars enters Cancer
June 1923
- Last Quarter Moon in Pisces
- Ceres Retrograde
- Mercury Direct
- New Moon in Gemini
- Venus enters Gemini
- Saturn Direct
- First Quarter Moon in Virgo
- Sun enters Cancer (Summer Solstice)
- Uranus Retrograde
- Juno enters Leo
- Full Moon in Capricorn
July 1923
- Last Quarter Moon in Aries
- Jupiter Direct
- Mercury enters Cancer
- Venus enters Cancer
- New Moon in Cancer
- Mars enters Leo
- First Quarter Moon in Libra
- Mercury enters Leo
- Vesta enters Libra
- Sun enters Leo
- Chiron Retrograde
- Full Moon in Aquarius
August 1923
- Venus enters Leo
- Last Quarter Moon in Taurus
- Mercury enters Virgo
- New Moon in Leo
- First Quarter Moon in Scorpio
- Sun enters Virgo
- Partial Lunar Eclipse (Full Moon) in Pisces
- Mercury enters Libra
- Venus enters Virgo
- Pallas Direct
- Juno enters Virgo
- Mars enters Virgo
September 1923
- Last Quarter Moon in Gemini
- Total Solar Eclipse (New Moon) in Virgo
- Mercury Retrograde
- First Quarter Moon in Sagittarius
- Ceres Direct
- Venus enters Libra
- Vesta enters Scorpio
- Sun enters Libra (Autumn Equinox)
- Full Moon in Aries
October 1923
- Last Quarter Moon in Cancer
- Mercury Rx enters Virgo
- Mercury Direct
- New Moon in Libra
- Mercury enters Libra
- Pluto Retrograde
- Venus enters Scorpio
- First Quarter Moon in Capricorn
- Mars enters Libra
- Sun enters Scorpio
- Full Moon in Taurus
November 1923
- Last Quarter Moon in Leo
- Mercury enters Scorpio
- Venus enters Sagittarius
- New Moon in Scorpio
- Juno enters Libra
- First Quarter Moon in Aquarius
- Vesta enters Sagittarius
- Mercury enters Sagittarius
- Sun enters Sagittarius
- Full Moon in Gemini
- Neptune Retrograde
- Uranus Direct
- Jupiter enters Sagittarius
December 1923
- Last Quarter Moon in Virgo
- Venus enters Capricorn
- Mars enters Scorpio
- New Moon in Sagittarius
- Mercury enters Capricorn
- First Quarter Moon in Pisces
- Saturn enters Scorpio
- Sun enters Capricorn (Winter Solstice)
- Full Moon in Cancer
- Pallas enters Aquarius
- Venus enters Aquarius
- Chiron Direct
- Last Quarter Moon in Libra