Photo of Sia
Sia
Adelaide, South Australia, Australia
Dec 18, 1975
Birth time:
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Sun
Sagittarius
25°
Moon
Gemini
18°
Mercury
Capricorn
6°
Venus
Scorpio
12°
Mars
Gemini
22°
Jupiter
Aries
14°
Saturn
Leo
1°
Uranus
Scorpio
5°
Neptune
Sagittarius
12°
Pluto
Libra
11°
N. Node
Scorpio
20°
astridsigns.com

Sia is an Australian singer-songwriter and producer known for chart-topping singles and high-profile collaborations. Her songwriting and vocal performances have shaped contemporary pop, producing global hits and widespread commercial success.

She is an award-nominated songwriter whose work for other artists, theatrical music videos and stage performances has influenced modern pop production.

Your Core Signs shape your core self, while the Inner and Outer Planets shape your personal traits and collective influences.

Sun in Sagittarius
Degree: 25°
Adventurous and down for anything, Sia lives for new experiences and isn't afraid to speak her mind, even when the timing isn't ideal. She has a brash exterior but a gentle heart, with a natural pull toward philosophy and big-picture thinking. Routine bores her quickly, and if restlessness builds up, it can come out in a blunt, unfiltered way, but her boundless optimism inspires everyone around her.
Moon in Gemini
Degree: 18°
Communication is at the heart of Sia’s emotional world, and she’s happiest when surrounded by chatter, ideas, and new information. Her moods can shift based on her latest conversation, and she’s more drawn to someone’s words than their appearance. She can get irritable over small things, but a single good exchange is enough to bring her right back.

Aspects describe the angles between planets in your chart, highlighting where there is harmony or tension in your life. The orb degree determines how strongly an aspect will affect you, with smaller orbs indicating a stronger influence.

Mercury Sextile Uranus
Orb: 0.3°
Sia's mind has a creative, inventive edge that helps her see solutions others might miss. She's naturally open to unconventional ideas, and this mental flexibility gives her an advantage in any situation that requires fresh thinking or quick adaptation.
Moon Conjunction Mars
Orb: 3.2°
Sia's emotions run hot — when she feels something, she feels it with her whole body. There's an urgency to her emotional nature that makes her passionate, reactive, and fiercely protective of the people and things she cares about.
Moon Sextile Jupiter
Orb: 4°
Sia's emotional life has a naturally buoyant quality. She tends to land on her feet emotionally, and her instinct to see the bright side helps her recover from setbacks with genuine grace — people love being around her warmth and emotional generosity.
Venus Conjunction Uranus
Orb: 7°
Sia's taste in love, art, and beauty is anything but conventional. She craves excitement and freedom in her relationships, and she's drawn to people and experiences that surprise her. Routine in romance tends to feel suffocating — she needs space to be herself.
Venus Conjunction North Node
Orb: 7.2°
Love, beauty, and connection are central to Sia's soul's evolution. She's destined to grow through relationships, creative expression, and learning what she truly values. Leaning into pleasure and harmony isn't indulgent for her — it's the point.
Moon Trine Pluto
Orb: 7.4°
Sia has an effortless access to deep emotional truth. Intensity doesn't scare her — she can sit with heavy feelings, navigate complex emotional terrain, and transform pain into wisdom with a grace that most people have to work much harder to develop.

Sun Opposition Mars
Orb: 3.5°
Sia tends to encounter her own assertiveness through others — people may challenge her or push her buttons in ways that force her to stand up for herself. This dynamic teaches her a lot about healthy boundaries and how to own her power without projecting it onto others.
Mercury Square Pluto
Orb: 5.4°
Sia's thinking has an obsessive, probing quality — once she latches onto something, she won't rest until she's uncovered every layer. This intensity can sometimes make conversations feel like interrogations, but when she channels it constructively, her ability to uncover truth and speak with transformative power is unmatched.
Sun Opposition Moon
Orb: 6.6°
There's a tug-of-war between Sia's emotional needs and her conscious goals. She may feel pulled between what makes her feel safe and what she's trying to achieve — but this awareness of her own inner duality gives her remarkable empathy and the ability to hold complexity.
Moon Opposition Neptune
Orb: 6.8°
Sia may struggle with knowing where her emotions end and someone else's begin. There's a tendency to idealize partners or lose herself in emotional fantasy — but this same permeability gives her an almost psychic level of empathy and a creative imagination that borders on visionary.

The zodiac signs are categorized into two categories: Elements and Modalities. The higher the percentage you have of each, the more you embody that trait.

Fire (37%)
Aries, Leo, Sagittarius
Earth (11%)
Taurus, Virgo, Capricorn
Air (33%)
Gemini, Libra, Aquarius
Water (19%)
Cancer, Scorpio, Pisces

Cardinal (26%)
Aries, Cancer, Libra, Capricorn
Fixed (26%)
Taurus, Leo, Scorpio, Aquarius
Mutable (48%)
Gemini, Virgo, Sagittarius, Pisces