2027 Forecast

Synastry aspect · 90° · orb 8°

Jupiter Square Mars Synastry

Jupiter square Mars in synastry means one partner's Jupiter sits about 90° from the other's Mars (orb ±8°), an angle read as friction. It turns up in 8.92% of couples born within five years of each other.

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

In couples
8.92% about 1 in 11
Either way round
16.95% both ways: 0.89%
Angle
90° 3 signs apart · orb ±8°
Birth time
Not needed the date sets it

Simulation of 3 million couples, NASA JPL DE440.

The same aspect with one of these planets: Jupiter square Pluto, Ascendant square Jupiter, Jupiter square Moon, Jupiter square Mercury, Juno square Mars, Mars square Sun, Mars square Neptune and Ascendant square Mars.

Jupiter Square Mars Synastry: Meaning and How Common It Is

Checked against chance

How common is Jupiter square Mars in synastry?

Jupiter square Mars, counted three ways
Jupiter square Mars, counted three ways Jupiter square Mars, counted three ways: Couples ≤ 5 yrs apart 8.92%, Any two people, 1940–2010 8.91%, Planets spread evenly 8.89%. Couples ≤ 5 yrs apartCouples ≤ 5 yrs apart: 8.92%8.92%Any two people, 1940–2010Any two people, 1940–2010: 8.91%8.91%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: 8.92%8.92%Any two people, 1940–2010Any two people, 1940–2010: 8.91%8.91%Planets spread evenlyPlanets spread evenly: 8.89%8.89%Source: AstroHot simulation, 3 million pairs, NASA JPL DE440astrohot.com

The age gap changes little: 8.06% to 9.5% at any gap up to 40 years.

How the odds are calculated →

By sign

Which signs make Jupiter square Mars

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

To check it by degree: Mars at 10° Pisces makes the square with Jupiter anywhere from 2° to 18° of Gemini or Sagittarius — the 90° angle give or take 8°. The grid goes by sign, but the square also forms across a sign line: Mars at 1° Pisces and Jupiter at 29° Taurus are 88° apart, a sextile by sign.

Between two people

What does Jupiter square Mars mean in synastry?

Overconfidence and recklessness — taking on too much, arguing about beliefs, or pushing each other into risks neither would take alone. The energy is genuinely motivating, and the pair can achieve a great deal when it is pointed at the right goal. A rule of sleeping on big decisions — and checking the budget — keeps the enthusiasm from becoming expensive.

The usual mistake

Where does Jupiter square Mars usually go wrong?

Each dares the other further. Ventures, risks and purchases grow because neither wants to be the one who says no.

Over time

How Jupiter square Mars plays out over time

  1. Early on. High energy and big plans: the pair dare each other into adventures, purchases and projects within weeks.
  2. Under pressure. Overconfidence shows — too much risk, too much debt, arguments about beliefs.
  3. Years in. The energy remains a strength when one of them agrees to be the brake on big decisions.

Jupiter and Mars at other angles

At any angle: One person's Jupiter, optimism and expansion, meets the other's Mars, drive and courage. Together they act big: ambitious plans, adventures and a lot of energy.

The square among the Jupiter–Mars angles, % of couples
The square among the Jupiter–Mars angles, % of couples The square among the Jupiter–Mars angles, % of couples: Sextile 60° 6.76%, Square 90° 8.92%, Trine 120° 8.65%, Opposition 180° 4.61%. Sextile 60°Sextile 60°: 6.76%6.76%Square 90°Square 90°: 8.92%8.92%Trine 120°Trine 120°: 8.65%8.65%Opposition 180°Opposition 180°: 4.61%4.61%Source: AstroHot simulation, 3 million pairs, NASA JPL DE440astrohot.com Sextile 60°Sextile 60°: 6.76%6.76%Square 90°Square 90°: 8.92%8.92%Trine 120°Trine 120°: 8.65%8.65%Opposition 180°Opposition 180°: 4.61%4.61%Source: AstroHot simulation, 3 million pairs, NASA JPL DE440astrohot.com
Opposition 180° · 4.61% of couples Trine 120° · 8.65% of couples Sextile 60° · 6.76% of couples

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

Ascendant square Moon 90° · 8.88% of couples Ascendant trine Venus 120° · 8.89% of couples Mars square Mercury 90° · 8.91% of couples Mercury square Sun 90° · 8.89% of couples

Cite this page

AstroHot. “Jupiter Square Mars Synastry: Meaning and How Common It Is.” Accessed October 29, 2026. https://astrohot.com/synastry/aspects/jupiter-square-mars/

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