Mercury Retrograde 2024 Calendar Astrology. In this article, you will receive expert commentary from a practicing astrologer about what you can expect from retrograde mercury and how it will manifest in your life. All planets mercury (10 years) venus (25 years) mars (25 years) jupiter (25 years) saturn (25 years) uranus (25 years) neptune (25 years) pluto (25 years)

Periods of retrograde motion of mercury are observed three to four times a year. The messenger planet turns retrograde three more times during the year.