900+ Synastry Aspects and Their Interpretations (Planets and Asteroids)
To calculate your synastry chart, you can go to Astro Seek and input your birth data.
For smaller asteroids like Ceres, Pallas, Juno, Vesta, Psyche, and Eros, you can go to Astro.com, fill in your birth information, and choose “additional objects”.

You can either select the asteroids on the left or manually enter the asteroid number. For example: Ceres (1), Pallas (2), Juno (3), Vesta (4), Psyche (16), Eros (433), etc. You may need to use a protractor to measure the aspects between the asteroids yourself.

This article contains the interpretations of 950 synastry aspects, including both major planets and minor asteroids. Please refer to the table of contents below for easy navigation.
The Sun in Synastry
- Sun-Sun aspects
- Sun-Moon aspects
- Sun-Mercury aspects
- Sun-Venus aspects
- Sun-Mars aspects
- Sun-Jupiter aspects
- Sun-Saturn aspects
- Sun-Uranus aspects
- Sun-Neptune aspects
- Sun-Pluto aspects
- Sun-Chiron aspects
- Sun-Lilith aspects
- Sun-Ceres aspects
- Sun-Pallas aspects
- Sun-Juno aspects
- Sun-Vesta aspects
- Sun-Psyche aspects
- Sun-Eros aspects
- Sun-North Node aspects
The Moon in Synastry
- Moon-Moon aspects
- Moon-Mercury aspects
- Moon-Venus aspects
- Moon-Mars aspects
- Moon-Jupiter aspects
- Moon-Saturn aspects
- Moon-Uranus aspects
- Moon-Neptune aspects
- Moon-Pluto aspects
- Moon-Chiron aspects
- Moon-Lilith aspects
- Moon-Ceres aspects
- Moon-Pallas aspects
- Moon-Juno aspects
- Moon-Vesta aspects
- Moon-Psyche aspects
- Moon-Eros aspects
- Moon-North Node aspects
Mercury in Synastry
- Mercury-Mercury aspects
- Mercury-Venus aspects
- Mercury-Mars aspects
- Mercury-Jupiter aspects
- Mercury-Saturn aspects
- Mercury-Uranus aspects
- Mercury-Neptune aspects
- Mercury-Pluto aspects
- Mercury-Chiron aspects
- Mercury-Lilith aspects
- Mercury-Ceres aspects
- Mercury-Pallas aspects
- Mercury-Juno aspects
- Mercury-Vesta aspects
- Mercury-Psyche aspects
- Mercury-Eros aspects
- Mercury-North Node aspects
Venus in Synastry
- Venus-Venus aspects
- Venus-Mars aspects
- Venus-Jupiter aspects
- Venus-Saturn aspects
- Venus-Uranus aspects
- Venus-Neptune aspects
- Venus-Pluto aspects
- Venus-Chiron aspects
- Venus-Lilith aspects
- Venus-Ceres aspects
- Venus-Pallas aspects
- Venus-Juno aspects
- Venus-Vesta aspects
- Venus-Psyche aspects
- Venus-Eros aspects
- Venus-North Node aspects
Mars in Synastry
- Mars-Mars aspects
- Mars-Jupiter aspects
- Mars-Saturn aspects
- Mars-Uranus aspects
- Mars-Neptune aspects
- Mars-Pluto aspects
- Mars-Chiron aspects
- Mars-Lilith aspects
- Mars-Ceres aspects
- Mars-Pallas aspects
- Mars-Juno aspects
- Mars-Vesta aspects
- Mars-Psyche aspects
- Mars-Eros aspects
- Mars-North Node aspects
Jupiter in Synastry
- Jupiter-Jupiter aspects
- Jupiter-Saturn aspects
- Jupiter-Uranus aspects
- Jupiter-Neptune aspects
- Jupiter-Pluto aspects
- Jupiter-Chiron aspects
- Jupiter-Lilith aspects
- Jupiter-Ceres aspects
- Jupiter-Pallas aspects
- Jupiter-Juno aspects
- Jupiter-Vesta aspects
- Jupiter-Psyche aspects
- Jupiter-Eros aspects
- Jupiter-North Node aspects
Saturn in Synastry
- Saturn-Saturn aspects
- Saturn-Uranus aspects
- Saturn-Neptune aspects
- Saturn-Pluto aspects
- Saturn-Chiron aspects
- Saturn-Lilith aspects
- Saturn-Ceres aspects
- Saturn-Pallas aspects
- Saturn-Juno aspects
- Saturn-Vesta aspects
- Saturn-Psyche aspects
- Saturn-Eros aspects
- Saturn-North Node aspects
Uranus in Synastry
- Uranus-Uranus aspects
- Uranus-Neptune aspects
- Uranus-Pluto aspects
- Uranus-Chiron aspects
- Uranus-Lilith aspects
- Uranus-Ceres aspects
- Uranus-Pallas aspects
- Uranus-Juno aspects
- Uranus-Vesta aspects
- Uranus-Psyche aspects
- Uranus-Eros aspects
- Uranus-North Node aspects
Neptune in Synastry
- Neptune-Neptune aspects
- Neptune-Pluto aspects
- Neptune-Chiron aspects
- Neptune-Lilith aspects
- Neptune-Ceres aspects
- Neptune-Pallas aspects
- Neptune-Juno aspects
- Neptune-Vesta aspects
- Neptune-Psyche aspects
- Neptune-Eros aspects
- Neptune-North Node aspects
Pluto in Synastry
- Pluto-Pluto aspects
- Pluto-Chiron aspects
- Pluto-Lilith aspects
- Pluto-Ceres aspects
- Pluto-Pallas aspects
- Pluto-Juno aspects
- Pluto-Vesta aspects
- Pluto-Psyche aspects
- Pluto-Eros aspects
- Pluto-North Node aspects
Chiron in Synastry
- Chiron-Chiron aspects
- Chiron-Lilith aspects
- Chiron-Ceres aspects
- Chiron-Pallas aspects
- Chiron-Juno aspects
- Chiron-Vesta aspects
- Chiron-Psyche aspects
- Chiron-Eros aspects
- Chiron-North Node aspects
Lilith in Synastry
- Lilith-Lilith aspects
- Lilith-Ceres aspects
- Lilith-Pallas aspects
- Lilith-Juno aspects
- Lilith-Vesta aspects
- Lilith-Psyche aspects
- Lilith-Eros aspects
- Lilith-North Node aspects
Ceres in Synastry
- Ceres-Ceres aspects
- Ceres-Pallas aspects
- Ceres-Juno aspects
- Ceres-Vesta aspects
- Ceres-Psyche aspects
- Ceres-Eros aspects
- Ceres-North Node aspects
Pallas in Synastry
- Pallas-Pallas aspects
- Pallas-Juno aspects
- Pallas-Vesta aspects
- Pallas-Psyche aspects
- Pallas-Eros aspects
- Pallas-North Node aspects