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Aspects in Astrology

The complete guide to astrological aspects: 5 major aspects (conjunction, sextile, square, trine, opposition) and 4 minor aspects (semi-sextile, semi-square, sesquiquadrate, quincunx). Understand orbs, interpretation, and how aspects shape your birth chart.

Major Aspects

Minor Aspects

Understanding Astrological Aspects

Aspects are the angles planets form with one another in a chart, and they describe how those planetary energies interact. A conjunction (0°) blends two planets, a sextile (60°) and trine (120°) create ease and opportunity, while a square (90°) and opposition (180°) generate tension that drives growth. Together they turn a collection of planetary placements into a living, dynamic conversation.

Aspects are usually split into harmonious (sextile, trine) and challenging (square, opposition), but neither is simply “good” or “bad”. Easy aspects give natural talent that can be taken for granted; hard aspects create friction that, once worked with, becomes a source of strength and motivation. The conjunction can go either way depending on the planets involved.

Each aspect operates within an orb — a few degrees of tolerance — and the tighter the orb, the stronger the effect. Use the cards above to explore each aspect in detail, then calculate your natal chart to see which aspects shape your own planetary story.

Frequently asked questions

What are the major aspects in astrology?
The five Ptolemaic (major) aspects are the conjunction (0°), sextile (60°), square (90°), trine (120°) and opposition (180°). Minor aspects such as the quincunx, semi-square and sesquiquadrate add finer detail.
Are squares and oppositions bad?
No. Challenging aspects create tension, but that tension is what motivates growth and achievement. Many high achievers have prominent squares; the friction pushes them to develop and act.
What is an orb in astrology?
An orb is the allowable distance from an exact aspect angle. A trine is exact at 120°, but it still counts within a few degrees either side. The closer to exact, the stronger the aspect.
What is the difference between harmonious and challenging aspects?
Harmonious aspects (sextile, trine) let energies flow together easily and feel supportive. Challenging aspects (square, opposition) put energies in conflict, creating drive, awareness and the impetus to grow.

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