Nadi astrology - Wikipedia Nādi Astrology (nāḍi jyotiṣa) is a form of Dharma astrology practised in Tamil Nadu and adjacent regions in India. It is based on the belief that the present lives of many humans were foreseen by Hindu sages in ancient times. ... In the Tamil language TV show Chidhambara Ragasiyam revolved around the Nadi olai-chuvadis (palm-leaves) of 12 ...