As per your birth details Dhanur Lagna, Thiruvonam Star, Magar rasi. Currently running Guru dasa from 31/03/2009.
Your Seventh Lord Mercury is with Guru and Saturn in 10th house, All standing Moon star of Hastham, Moon is your 8th Lord sitting in 2nd house of family with ketu spoiled family life, During Jupiter and Ketu dasa divorce also seen.
Moon played spoil sport by having Moon Moon Star of thiruvonam and other 3planets mentioned. Also Sublord for Moon is Ketu also for Jupiter Ketu.
Once you have Venus Bukthi and Saturn Antara dasa next year after july there is possibility of second marriage.
To over come Moon issue you have worship Goddess Saraswathy and Fast on Monday offer white flower, Milk to over come this issue.