Mercury in Gemini

What Mercury in Gemini means, the traditional facts behind it, and when Mercury is actually in Gemini.

The sign: Gemini

Element
Air
Modality
Mutable
Polarity
Yang: outward, active
Ruler
Mercury

Essential dignity

Mercury rules Gemini. This is its home sign, or domicile, where the tradition sees it working most freely and most in character.

The four major dignities, from Ptolemy's table as Lilly gives it (1647).

When Mercury is in Gemini

Every stay of Mercury in Gemini from a year ago to two years ahead. Retrograde motion can split one stay in two.

EntersLeaves
May 17, 2026, 10:26Jun 1, 2026, 11:55
May 9, 2027, 01:58May 28, 2027, 17:07
Jun 26, 2027, 07:23Jul 12, 2027, 13:45
May 1, 2028, 01:42Jul 9, 2028, 01:36

Times in UTC, to the minute.

See where Mercury falls in your own birth chart

How this page is made

Sign facts and dignities follow the traditional tables; dates come from our own ephemeris engine. Exact about the astronomy, honest that astrology is a symbolic language.