Gemini Full Moon and December Astrology Horoscopes with Heart from Kathryn Andren
When is the next Full Moon?
Gemini Full Moon is December 4, 2025. In astrology, Gemini is ruled by the planet Mercury, and this Gemini Full Moon is the same week as Mercury Direct on November 29.
Early in December, the astrology Grand Water Trine continues. The powerful configuration of the planets brings especially potent opportunities to deepen intuition, creativity, and expand emotional awareness. The water element in modern astrology is a symbol of fertility and empathy.
What is the grand water trine in December? This grand trine connects planets in all three water signs: Mercury in Scorpio (Mercury retrograde recently direct) with Neptune and Saturn in Pisces, plus Jupiter in the zodiac sign Cancer. Together, they create a perfect triangle or a portal for alchemy early in December 2025. (The trine is present again mid month, December 15 & 16, as the Moon moves through the sign of Scorpio)
December astrology is timeline to dream your bigger vision and bring it to life. The Full Moon in Gemini is a symbol to explore options and amplifies the wide range of human emotion. Stay steady. Coming soon: December Solstice update, plus what each zodiac sign needs to know for the new year. Read your December Astrology Horoscopes with Heart below from Kathryn Andren astrologer.
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Contemplation Questions For Full Moon in Gemini December 4, 2025.
December Full Moon Astrology. Ask yourself:
What do I believe in
What is my focus for the future
What action steps can I take to embrace more inclusion & diversity
How can I create more compassionate communication
How can I be more discerning on what matters most
Meeting the Moment:
The Sun now in Sagittarius with Mercury recently Direct is a symbol to focus on the future. Serious Saturn with dreamy Neptune in the peaceful sign of Pisces softens edges and blurs boundary lines. Pause, dream, then act. This Gemini Full Moon creates dynamic tension with Saturn and Neptune in boundless Pisces. Saturn is serious, while Sun in Sag and Full Moon in Gemini is playful.
Be discerning and take time for stillness during the holiday season. What’s the holiday rush? Early in the new year, Saturn and Neptune shift from peaceful Pisces to action Aries. By February 2026, there is fast forward momentum, amplified later in the spring when Uranus in late Taurus shifts to early Gemini. Air (Gemini) fuels fire (Aries). As we complete this year, the final month of 2025 there are is a reminder to slow down and be even more thoughtful in thought, words and deed.
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The ruling planet of Gemini is the messenger Mercury. The Gemini Full Moon theme with Mercury recently moving direct is a desire to explore alternate options, opinions and understand different points of view. The gift of Gemini supports an integration of opposites: high & low, fast & slow, profit & loss, joy & sorrow.
Eyes on the Sky:
Bonus for star lovers: Look up for Geminids Meteor Shower. Pure pleasure, and pretty! Peak days are December 13 & 14.
Horoscopes with Heart from Kathryn Andren
The next Full Moon is December 15, 2024. What does Gemini Full Moon mean for you? Check out your Sun sign and rising sign below to dive deeper into the Gemini Full Moon themes. This is your authentic author speaking, The Love Astrologer, Kathryn Andren:
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Aries: March 20 – April 20
You’re the talk of the town. The Full Moon this week December 4, 2025 energizes your area of communications and connections. Network with new people who touch your mind, body and heart. Explore new ideas. Pay close attention to new information presented to you.
Taurus: April 20 – May 21
Show me the money honey. Your area of finance and personal belongings lights up for the Full Moon December 4. Take time this week to review your commitments. Enjoy all the sensual pleasures of life and be sure to speak up about what matters most.
Gemini: May 21 – June 21
Light up your life Gemini. The Full Moon December 4 illuminates your area of individuality. Have some serious fun. Be open to new information and messages you get from friends, partners or lovers. Someone in your life has something new to share with you. Be sure to listen and explore your options.
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Cancer: June 21 – July 22
Saying goodbye is sometimes hard to do. It’s okay if you don’t have all the words to say what you are feeling. The Gemini Full Moon on December 4, 2025 activates your area of completion and closures. Focus on life’s little details to get you through the week. Then, follow your instincts to just go with the flow.
Leo: July 22 – Aug. 23
Laugh it off Leo. If you have felt too serious these days, be sure to take time out with your friends this week. The Full Moon in Gemini lights up your area of associates and friendships. Balance your commitments with your special someone or the company of others who lift your spirits.
Virgo: Aug. 23 – Sept. 23
Go ahead and gush. The Gemini Full Moon activates your area of career and work. Like it or not, you stand out in the crowd. Take pride in your accomplishments. Others take note of your actions and words this week. Make sure you are in integrity with what you say and do in both your public and private life.
Libra: Sept. 23 – Oct. 23
You can handle the truth Libra. Don’t stand for anything less than honesty in life or love. Ask around to get correct information and be sure to avoid gossip. The December 4, 2025 Full Moon lights up your area of blessings and beliefs. How do you know what you know? Double check your sources, and listen to your instincts before taking action.
Scorpio: Oct. 23 – Nov. 22
Now it’s getting juicy. Consider all the ways you have learned to communicate without talking. The Gemini Full Moon falls in your area of intimacy. The truth comes out, in the boardroom or the bedroom, so don’t be so secretive Scorpio.
Sagittarius: Nov. 22 – Dec. 21
You know what you want and where you are going. Then suddenly, someone else offers you new options. The Gemini Full Moon December 4 lights up your region of relationships. Take the time to consider others ideas, they just might have something brilliant to offer.
Capricorn: Dec. 21 – Jan. 20
Work before play, Capricorn. The Full Moon December 4 energizes your area of details and daily work. You could easily get distracted this week. Let go of whatever is unnecessary. It’s best to focus and take care of business before you cut loose.
Aquarius: Jan. 20 – Feb. 18
Love is in the air for you Aquarius. This week, the December 4 Full Moon lights up your region of romance, creativity and children. Make your loving fun with your special someone or be sure to go out to play with your real friends. Connect with those you elevate your spirits. Be playful and spontaneous.
Pisces: Feb. 18 – Mar. 20
Precious Pisces, how will you communicate your feelings without talking? Take time out and relax at home as the Gemini Full Moon energizes your area of family and foundation. Be gentle with yourself. Get honest and acknowledge simple truths. Speak mindfully, especially with those who matter to you the most.
“Horoscopes with Heart” About the Author:
Kathryn Andren is an astrologer and intuitive currently based in the Hudson Valley, New York. Dedicated to healing service since 1997, she integrates astrology, art, energy healing & massage therapy in her private practice. Her deep connection to land, sea and sky inspires a holistic approach to her consulting and teaching. She holds a BA in Psychology and embodies years of professional experience with intuitive wisdom.
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