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International Sidereal Astrology Association (ISAA) Logo

International Sidereal Astrology Association

Advancing Sidereal Astrology with Integrity, Research, and Professional Excellence.

Support the Mission

Your contribution helps preserve and promote sidereal astrology. The ISAA is dedicated to educating the public, certifying sidereal astrologers, and restoring the original, ancient celestial wisdom. Every donation goes directly toward this mission—supporting research, outreach, and global community building.

International Sidereal Astrology Association First Annual Sidereal Astrology Conference Gary O'Toole Dr Dani Inman Athen Chimenti

Stay Connected to ISAA

Subscribe to our mailing list and be the first to know about membership updates, exclusive sidereal astrology research, upcoming courses, and special events! Get early access to new educational content, receive member-exclusive discounts and offers, and stay informed on the latest developments in sidereal astrology!

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International Sidereal Astrology Association (ISAA) Logo

Mail: PO Box 53 Green Bay, WI 54301 | +1 920-455-5662 | Email: info@siderealinternational.org | Tech Support: support@siderealinternational.org

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International Sidereal Astrology Association
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