Mercury Mahadasha in Vedic Astrology: 17 Years of Strategy, Trade, and Intellectual Compounding
Mercury Mahadasha is a 17-year planetary period that activates communication, commerce, analytical reasoning, learning, and adaptive intelligence. Unlike Saturn's slow construction or Jupiter's philosophical expansion, Mercury operates through speed, flexibility, and intellectual compounding — skills, networks, and information advantages built through continuous mental activity. Results depend heavily on Mercury's natal dignity, house placement, and whether it operates as a benefic or afflicted