When Is Mercury Retrograde 2025 Astrology. All planets mercury (10 years) venus (25 years) mars (25 years) jupiter (25 years) saturn (25. In 2025, mercury is set to go retrograde three times.

On september 18, mercury’s opposition to saturn urges reflection on commitments and responsibilities. New year’s day 2025 begins with mercury retrograde until 10:08pm est.