Orbit
The Orbit blog

Astrology, explained properly.

Synastry, birth charts and compatibility, without the jargon and without the sun-sign clichés.

App Comparisons

Best Astrology Compatibility Apps in 2026: An Honest Comparison

Compare Co-Star, The Pattern, CHANI, Nebula, Sanctuary and Orbit on compatibility features, approach and cost, and find the right astrology app for how you use it.

4 min read
App Comparisons

Co-Star Alternatives: 5 Astrology Apps Worth Trying

Looking for a Co-Star alternative? Compare The Pattern, CHANI, Sanctuary, Nebula and Orbit by what they do differently, so you can pick the one that fits.

3 min read
Compatibility

Composite Chart vs Synastry: What's the Difference?

Synastry compares two charts; a composite chart merges them into one for the relationship itself. Learn how each works, what each shows, and when to use which.

4 min read
Compatibility

Houses in Synastry: Where Your Partner's Planets Land in Your Chart

House overlays show which areas of your life a partner's planets activate. Learn what the 1st, 4th, 5th, 7th, 8th and 10th house overlays mean in synastry.

4 min read
Birth Chart Basics

How to Find Your Birth Time (And What to Do If You Can't)

Need your birth time for an accurate chart? Learn where to find it, how to request records in the US, and what you can still read without it.

4 min read
Birth Chart Basics

How to Read Your Birth Chart: A Beginner's Guide

A step-by-step beginner's guide to reading a birth chart: planets, signs, houses and aspects explained, with a simple method for putting them together.

4 min read
Compatibility

Mercury in Synastry: How Two People Communicate

Mercury aspects in synastry show how two people talk, listen and misunderstand each other. See what each Mercury contact means and how to read it.

4 min read
Compatibility

Moon Sign Compatibility: Why Your Emotional Match Matters Most

Moon sign compatibility shows how two people handle feelings, comfort and stress. See each Moon sign's emotional style and how Moon pairings play out.

4 min read
App Comparisons

Orbit vs CHANI: A Human-Led Guide vs a Chart-Comparison App

CHANI is a human-led astrology guide; Orbit compares two birth charts with an AI astrologer. See how they differ and which fits the way you use astrology.

3 min read
App Comparisons

Orbit vs Co-Star: Which Astrology App Fits You?

Orbit and Co-Star take different approaches: a social daily horoscope vs a detailed two-chart comparison. See how they differ and who each one suits.

4 min read
App Comparisons

Orbit vs The Pattern: Relationship Astrology Compared

The Pattern offers long-form relationship profiles; Orbit compares two charts planet by planet with an AI astrologer. See how they differ and who each suits.

3 min read
Compatibility

Saturn in Synastry: Commitment, Staying Power and Pressure

Saturn aspects in synastry show where a relationship feels stable, serious or restrictive. Learn what Saturn means between two charts and how to read it fairly.

4 min read
Compatibility

Sun–Moon Aspects in Synastry: The Classic Sign of Feeling Understood

Sun–Moon contacts between two charts are traditionally read as a sign of lasting harmony. Learn what each aspect means and how to read it for your own match.

3 min read
Compatibility

Zodiac Compatibility: Why Sun Signs Alone Don't Tell the Whole Story

Zodiac sign compatibility charts only compare Sun signs. See what they do show, where they fall short, and how to get a more accurate picture of a match.

4 min read
Birth Chart Basics

Sun, Moon and Rising: Your Big Three, Explained

Your Sun, Moon and rising sign each describe a different part of you. Learn what the big three mean, how to find yours, and why your sun sign is only a third.

5 min read
Compatibility

Synastry Explained: How Astrologers Compare Two Birth Charts

Synastry compares two birth charts to show how two people interact. Learn which planets, aspects and houses matter, with a worked example and no jargon.

6 min read
Compatibility

Venus and Mars in Synastry: What Attraction Looks Like Between Two Charts

Venus and Mars are the classic attraction pair in synastry. See what each aspect between them means, why direction matters, and what the pair cannot tell you.

5 min read

Orbit provides astrology for entertainment and self-reflection. Readings are not predictions and are not medical, psychological, legal or financial advice.