Astrology Reference Tools

Since first publication in 1976, Neil F. Michelsen's American Ephemeris series has standards for accuracy in astrology, becoming indispensable to astrologers worldwide. The tradition continues with this Revised & Expanded Edition of The American Ephemeris for the 21st Century, 2000-2050 at Noon.

Available in late June 2009- the ultimate ephemeris for the years when all but the youngest among us were born. Neil F. Michelsen's The American Ephemeris for the 20th Century, 1900-2000 at Noon, and its companion volume for Midnight, became the most highly trusted and widely used reference works for astrologers worldwide.

In recent years Ceres, Pallas, Juno, Vesta, Chiron and the Black Moon Lilith have gained steadily in numbers of astrologers who include them in preparing birth charts for consultation and research.

For astrologers who study midpoints, this new 15-year ephemeris will be a "must have." Rique Pottenger has revised and updated the programming of the late Neil F. Michelsen's prior versions to extend the years, now 2006 through 2020. Ceres, newly named to the same planetary status as Pluto, is included in all midpoint combinations.

Astrologers worldwide made the late Neil F. Michelsen's American Ephemeris series best sellers. Now, Rique Pottenger has revised and updated Michelsen's earlier work with The New American Ephemeris for the 21st Century, complete with newly named planets Ceres and Eris, plus much more.

A new full 21st century ephemeris, fully updated from prior versions of The American Ephemeris series with the most recent available data, including the addition of Ceres to the daily planet lineup and Eris, plus the asteroids Pallas, Juno and Vesta to the monthly positions, that also include Chiron and an improved calculation for Galactic Cente