Astrologically, the placement of Rahu in the 7th house can have a significant impact on an individual's life, particularly if the lagna is Capricorn. In this placement, Rahu governs several aspects of one's life, including relationships, partnerships, and marriage. Rahu is considered to be a malefic planet that brings with it negativity and unexpected events into one's life. Therefore, understanding the effects of Rahu in the 7th house is essential.