As we have seen in the overview of 2021, this year Mercury is going to form an Elemental Triangle of Air in the sky. This means that Mercury is going to stop and turning retrograde in all three zodiac signs of this element: Aquarius, Gemini and Libra.
This post is a generic overview of this phenomenon. We are going to talk about what Mercury retrograde means, what are the phases or steps that it usually undertake, and the most important dates for each retrograde period. Let’s start by talking about the Air element and how it relates to Mercury.

The Elemental Triangle of Air
As you may know, Mercury is the planet of the Mind and it rules both thinking and communication. From this perspective, when Mercury is in air signs it’s perfectly at ease. This because the element of communication itself is indeed Air, hence it matches excellently with the mercurial force.
If you think about it, we literally talk, meet and see each other through this element. Which is not only the element of communication but also of all kinds of relations. Friendships, relationships, partnerships and even contracts are different expressions of the same force.
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I consider myself a free researcher in western spiritual disciplines, in particular Rudolf Steiner’s Anthroposophy and the Neoplatonic Hermetic tradition. I have a three-year training in Astrology at the CIDA delegation of Trieste, the Italian Center for Astrological Disciplines. I graduated in Computer Engineering from the University of Trieste.