2027 Forecast

Synastry aspect · 120° · orb 8°

Mars Trine Vertex Synastry

Mars trine Vertex in synastry means one partner's Mars sits about 120° from the other's Vertex (orb ±8°), an angle read as flow. It turns up in 8.64% of couples born within five years of each other.

Each side on its own first: Mars in a birth chart and birth chart calculator.

In couples
8.64% about 1 in 12
Either way round
16.57% both ways: 0.71%
Angle
120° 4 signs apart · orb ±8°
Birth time
±30 min before it breaks

Simulation of 3 million couples, NASA JPL DE440.

The same aspect with one of these planets: Mars trine Mercury, Mars trine Venus, Mars trine Sun, Ascendant trine Mars, Saturn trine Vertex, Node trine Vertex, Moon trine Vertex and Ascendant trine Vertex.

Mars Trine Vertex Synastry: Meaning and How Common It Is

Checked against chance

How common is Mars trine Vertex in synastry?

Mars trine Vertex, counted three ways
Mars trine Vertex, counted three ways Mars trine Vertex, counted three ways: Couples ≤ 5 yrs apart 8.64%, Any two people, 1940–2010 8.7%, Planets spread evenly 8.89%. Couples ≤ 5 yrs apartCouples ≤ 5 yrs apart: 8.64%8.64%Any two people, 1940–2010Any two people, 1940–2010: 8.7%8.7%Planets spread evenlyPlanets spread evenly: 8.89%8.89%Source: AstroHot simulation, 3 million pairs, NASA JPL DE440astrohot.com Couples ≤ 5 yrs apartCouples ≤ 5 yrs apart: 8.64%8.64%Any two people, 1940–2010Any two people, 1940–2010: 8.7%8.7%Planets spread evenlyPlanets spread evenly: 8.89%8.89%Source: AstroHot simulation, 3 million pairs, NASA JPL DE440astrohot.com

Couples run below an even spread by 0.3 points. Born the same year or 39 years apart, couples land between 8.57% and 8.77%.

How the odds are calculated →

By sign

Which signs make Mars trine Vertex

Sign pairs that make Mars trine Vertex (shaded)
Sign pairs that make Mars trine Vertex (shaded) Mars in Aries: Vertex in Leo or Sagittarius; Mars in Taurus: Vertex in Virgo or Capricorn; Mars in Gemini: Vertex in Libra or Aquarius; Mars in Cancer: Vertex in Scorpio or Pisces; Mars in Leo: Vertex in Aries or Sagittarius; Mars in Virgo: Vertex in Taurus or Capricorn; Mars in Libra: Vertex in Gemini or Aquarius; Mars in Scorpio: Vertex in Cancer or Pisces; Mars in Sagittarius: Vertex in Aries or Leo; Mars in Capricorn: Vertex in Taurus or Virgo; Mars in Aquarius: Vertex in Gemini or Libra; Mars in Pisces: Vertex in Cancer or Scorpio. Vertex’s sign →Mars’ sign →AriTauGemCanLeoVirLibScoSagCapAquPisAriMars in Aries, Vertex in AriesMars in Aries, Vertex in TaurusMars in Aries, Vertex in GeminiMars in Aries, Vertex in CancerMars in Aries, Vertex in Leo — forms itMars in Aries, Vertex in VirgoMars in Aries, Vertex in LibraMars in Aries, Vertex in ScorpioMars in Aries, Vertex in Sagittarius — forms itMars in Aries, Vertex in CapricornMars in Aries, Vertex in AquariusMars in Aries, Vertex in PiscesTauMars in Taurus, Vertex in AriesMars in Taurus, Vertex in TaurusMars in Taurus, Vertex in GeminiMars in Taurus, Vertex in CancerMars in Taurus, Vertex in LeoMars in Taurus, Vertex in Virgo — forms itMars in Taurus, Vertex in LibraMars in Taurus, Vertex in ScorpioMars in Taurus, Vertex in SagittariusMars in Taurus, Vertex in Capricorn — forms itMars in Taurus, Vertex in AquariusMars in Taurus, Vertex in PiscesGemMars in Gemini, Vertex in AriesMars in Gemini, Vertex in TaurusMars in Gemini, Vertex in GeminiMars in Gemini, Vertex in CancerMars in Gemini, Vertex in LeoMars in Gemini, Vertex in VirgoMars in Gemini, Vertex in Libra — forms itMars in Gemini, Vertex in ScorpioMars in Gemini, Vertex in SagittariusMars in Gemini, Vertex in CapricornMars in Gemini, Vertex in Aquarius — forms itMars in Gemini, Vertex in PiscesCanMars in Cancer, Vertex in AriesMars in Cancer, Vertex in TaurusMars in Cancer, Vertex in GeminiMars in Cancer, Vertex in CancerMars in Cancer, Vertex in LeoMars in Cancer, Vertex in VirgoMars in Cancer, Vertex in LibraMars in Cancer, Vertex in Scorpio — forms itMars in Cancer, Vertex in SagittariusMars in Cancer, Vertex in CapricornMars in Cancer, Vertex in AquariusMars in Cancer, Vertex in Pisces — forms itLeoMars in Leo, Vertex in Aries — forms itMars in Leo, Vertex in TaurusMars in Leo, Vertex in GeminiMars in Leo, Vertex in CancerMars in Leo, Vertex in LeoMars in Leo, Vertex in VirgoMars in Leo, Vertex in LibraMars in Leo, Vertex in ScorpioMars in Leo, Vertex in Sagittarius — forms itMars in Leo, Vertex in CapricornMars in Leo, Vertex in AquariusMars in Leo, Vertex in PiscesVirMars in Virgo, Vertex in AriesMars in Virgo, Vertex in Taurus — forms itMars in Virgo, Vertex in GeminiMars in Virgo, Vertex in CancerMars in Virgo, Vertex in LeoMars in Virgo, Vertex in VirgoMars in Virgo, Vertex in LibraMars in Virgo, Vertex in ScorpioMars in Virgo, Vertex in SagittariusMars in Virgo, Vertex in Capricorn — forms itMars in Virgo, Vertex in AquariusMars in Virgo, Vertex in PiscesLibMars in Libra, Vertex in AriesMars in Libra, Vertex in TaurusMars in Libra, Vertex in Gemini — forms itMars in Libra, Vertex in CancerMars in Libra, Vertex in LeoMars in Libra, Vertex in VirgoMars in Libra, Vertex in LibraMars in Libra, Vertex in ScorpioMars in Libra, Vertex in SagittariusMars in Libra, Vertex in CapricornMars in Libra, Vertex in Aquarius — forms itMars in Libra, Vertex in PiscesScoMars in Scorpio, Vertex in AriesMars in Scorpio, Vertex in TaurusMars in Scorpio, Vertex in GeminiMars in Scorpio, Vertex in Cancer — forms itMars in Scorpio, Vertex in LeoMars in Scorpio, Vertex in VirgoMars in Scorpio, Vertex in LibraMars in Scorpio, Vertex in ScorpioMars in Scorpio, Vertex in SagittariusMars in Scorpio, Vertex in CapricornMars in Scorpio, Vertex in AquariusMars in Scorpio, Vertex in Pisces — forms itSagMars in Sagittarius, Vertex in Aries — forms itMars in Sagittarius, Vertex in TaurusMars in Sagittarius, Vertex in GeminiMars in Sagittarius, Vertex in CancerMars in Sagittarius, Vertex in Leo — forms itMars in Sagittarius, Vertex in VirgoMars in Sagittarius, Vertex in LibraMars in Sagittarius, Vertex in ScorpioMars in Sagittarius, Vertex in SagittariusMars in Sagittarius, Vertex in CapricornMars in Sagittarius, Vertex in AquariusMars in Sagittarius, Vertex in PiscesCapMars in Capricorn, Vertex in AriesMars in Capricorn, Vertex in Taurus — forms itMars in Capricorn, Vertex in GeminiMars in Capricorn, Vertex in CancerMars in Capricorn, Vertex in LeoMars in Capricorn, Vertex in Virgo — forms itMars in Capricorn, Vertex in LibraMars in Capricorn, Vertex in ScorpioMars in Capricorn, Vertex in SagittariusMars in Capricorn, Vertex in CapricornMars in Capricorn, Vertex in AquariusMars in Capricorn, Vertex in PiscesAquMars in Aquarius, Vertex in AriesMars in Aquarius, Vertex in TaurusMars in Aquarius, Vertex in Gemini — forms itMars in Aquarius, Vertex in CancerMars in Aquarius, Vertex in LeoMars in Aquarius, Vertex in VirgoMars in Aquarius, Vertex in Libra — forms itMars in Aquarius, Vertex in ScorpioMars in Aquarius, Vertex in SagittariusMars in Aquarius, Vertex in CapricornMars in Aquarius, Vertex in AquariusMars in Aquarius, Vertex in PiscesPisMars in Pisces, Vertex in AriesMars in Pisces, Vertex in TaurusMars in Pisces, Vertex in GeminiMars in Pisces, Vertex in Cancer — forms itMars in Pisces, Vertex in LeoMars in Pisces, Vertex in VirgoMars in Pisces, Vertex in LibraMars in Pisces, Vertex in Scorpio — forms itMars in Pisces, Vertex in SagittariusMars in Pisces, Vertex in CapricornMars in Pisces, Vertex in AquariusMars in Pisces, Vertex in PiscesSource: tropical zodiac, counted by signastrohot.com

To check it by degree: Mars at 10° Taurus makes the trine with the Vertex anywhere from 2° to 18° of Virgo or Capricorn — the 120° angle give or take 8°. The grid goes by sign, but the trine also forms across a sign line: Mars at 1° Taurus and the Vertex at 29° Leo are 118° apart, a square by sign.

Between two people

What does Mars trine Vertex mean in synastry?

The Mars person acts as a catalyst: they encourage the Vertex person to take a risk, start something or leave something behind, and the timing feels right. Attraction is lively and uncomplicated, and shared activity — sport, travel, a project — becomes the way the connection grows.

The usual mistake

Where does Mars trine Vertex usually go wrong?

Urgency feels like destiny. The Mars person's push arrives at the right moment, and the pair keep acting on momentum. The Vertex needs an exact birth time.

Over time

How Mars trine Vertex plays out over time

  1. Early on. The Mars person shows up just as the Vertex person is ready for a change, and nudges them to make it.
  2. Under pressure. The pair keep acting on momentum, which works until a decision needs reflection.
  3. Years in. The relationship is often remembered as a catalyst; it lasts when there is more to it than urgency.

If the birth time is wrong

This aspect survives about 30 minutes of birth-time error

15° an hour for the Vertex, the faster point.
8° orb either side of 120°.
Fragile Needs an exact birth time.

How far a wrong birth time moves the ascendant and houses →

Next to Mars trine Vertex in our list of 382, which runs from the most asked-about down.

Moon conjunction Saturn 0° · 4.44% of couples Juno square Saturn 90° · 8.87% of couples Mars square Saturn 90° · 8.13% of couples Venus sextile Vertex 60° · 6.65% of couples

Cite this page

AstroHot. “Mars Trine Vertex Synastry: Meaning and How Common It Is.” Accessed October 29, 2026. https://astrohot.com/synastry/aspects/mars-trine-vertex/

For Wikipedia {{cite web |title=Mars Trine Vertex Synastry: Meaning and How Common It Is |url=https://astrohot.com/synastry/aspects/mars-trine-vertex/ |website=AstroHot |access-date=2026-10-29}}