About Second Marriage Possibility in Kundli
In Vedic astrology, the possibility of a second marriage or remarriage is read mainly from the 7th house of marriage and its lord, supported by the 2nd house (family, and traditionally the house of a second marriage) and the 8th house (the longevity and continuity of the first marriage). A dual-natured (dwiswabhava) sign — Gemini, Virgo, Sagittarius or Pisces — on the 7th house, or the 7th lord placed in such a sign, is the classic indication of more than one significant union.
This tool casts your birth chart (Lahiri sidereal, whole-sign houses), identifies the correct partner karaka from your gender — Venus (Shukra) for a male chart and Jupiter (Guru) for a female chart — and weighs the strengthening and afflicting influences on marriage: malefics such as Saturn, Mars, Rahu, Ketu and the Sun occupying or aspecting the 7th house, separative combinations that can break a first union, and the dignity of the karaka. Stabilising factors, such as a fixed sign on the 7th, a strong unafflicted 7th lord and benefic aspects, are counted the other way, so the result is a balanced likelihood — not a verdict of fate.
The sensitive periods are drawn from your Vimshottari Dasha (based on the Moon's nakshatra), highlighting the Mahadasha–Antardasha windows run by your marriage-change significators. Every statement describes classical significations and tendencies; it is gentle, non-deterministic guidance, never a prediction that a second marriage will or will not happen. For anything serious, consult a qualified astrologer who can study the full chart, the Navamsa (D9) and the current transits.