True sidereal astrology chart calculator, courses, readings, weekly horoscopes, and astrology software. Discover your true sidereal sign.

The true sidereal zodiac aligns with the actual positions of the constellations in the sky, using the midpoints between stars as sign boundaries. Unlike equal 30-degree divisions, each sign spans its …

Athen Chimenti is the lead sidereal astrologer and youtube host for Mastering the Zodiac. Learn more about him and his work as a sidereal astrologer.

Quick and easy guide to reading a birth chart. Simplify the chart and focus on the most important elements first. Start with the Sun, Moon, and Ascendant.

What is Ophiuchus? Zodiac signs are constellations on or near the ecliptic. Near enough that planets pass over them. Ophiuchus is the “thirteenth sign”. It is a constellation that is on the ecliptic that …

Video and one-on-one sidereal astrology courses. Learn the art and science of true sidereal astrology. Learn the full spectrum of sidereal astrology.

Your True Sidereal Signs Input your birth details below to see your true sidereal signs and mini-report. True sidereal astrology uses the visible constellations in the sky. The list is where the planets were …

What is my Sidereal Sun Sign? True sidereal astrology uses the actual constellations in the sky. You will notice a difference between these dates and the more popular Western astrology dates, aka tropical …

Sidereal Horoscope Join Athen while he discusses the weekly horoscope for this week. In this video, Athen talks about the position of the Sun, Moon, and other planets in the sky. As well as where we …

Athen Chimenti is the founder of Mastering the Zodiac and a leading expert in true sidereal astrology. With over a decade of experience, he has conducted thousands of readings and trained professional …