Astrology Basics

Lesson 6 of 10 · beginner

Aspects — How Planets Talk

Discover how the planets interact in your birth chart and what it means for you.

3 min readConjunction, opposition, square, trine, sextile
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Course outline · lesson 6 of 10
  1. 01What a Birth Chart Actually Is
  2. 02The Three Most Important Placements
  3. 03Reading the Zodiac Signs
  4. 04The Twelve Houses
  5. 05Planets as Functions
  6. 06Aspects — How Planets Talk
  7. 07Personal vs Outer Planets
  8. 08Reading a Chart in Order
  9. 09Common Misreadings
  10. 10Putting It All Together

What you’ll be able to do

  • Explain aspects — how planets talk in plain language.
  • Recognize the role of conjunction, opposition, square, trine, sextile without collapsing it into a stereotype.
  • Use what you learned to read one clear example.
Prerequisite: Planets as Functions

In astrology, aspects describe the angles planets form with each other in the sky. Think of them as the conversations happening between the planets, shaping how their influences blend and manifest in our lives. When you look at your birth chart, these aspects are key to understanding the dynamic story the planets tell.

Conjunction

A conjunction occurs when two planets are in the same part of the sky, usually within 0 to 10 degrees of each other. This aspect blends their energies, often amplifying their influence. Imagine two people standing side by side, speaking in unison. For example, if Mercury (communication) is conjunct Venus (love), you might have a charm in your way of speaking.

Opposition

An opposition happens when planets are directly across from each other, 180 degrees apart. It represents tension, similar to a seesaw where balance is needed. This aspect can highlight areas of conflict but also potential for growth. Picture the Sun in Leo opposing the Moon in Aquarius, pulling between personal expression and community needs.

Square

A square is a 90-degree angle between planets, creating friction and challenge. It's like two people trying to move in different directions while tethered together. This tension demands action and resolution. For instance, if Mars (drive) squares Saturn (discipline), you might feel caught between the urge to act and the need for caution.

Trine

A trine forms at 120 degrees and represents harmony and ease, like a well-rehearsed duet. This aspect allows talents to flow naturally, often without much effort. For example, Jupiter in Sagittarius trine Uranus in Aries might bring unexpected opportunities that align with your larger goals.

Sextile

Sextiles are 60-degree angles, offering opportunities and support, though they require some initiative to activate. Think of it as a gentle nudge, encouraging you to take advantage of potential. With Venus sextile Neptune, you might find subtle inspiration in art and romance that leads to creative breakthroughs.

These aspects create the rich, complex web of influences in our charts, offering insights into both our hurdles and our gifts. Understanding them helps us navigate our paths with more awareness.

Check your understanding

Five questions, with explanations.

This check is optional. Use it to remember the key idea, or continue whenever you’re ready.

01What is a conjunction in astrology?
02How does an opposition aspect manifest?
03Which aspect is like a well-rehearsed duet?
04If you have Mars square Saturn in your chart, what might you experience?
05Which aspect requires some initiative to activate its potential?