The history of Mangalnath Temple is intertwined with ancient astronomical beliefs and Hindu mythology. Ujjain was considered a prominent center for astronomical studies in ancient India, and the temple is believed to be located at the precise spot where the Tropic of Cancer crosses the country. According to the Matsya Purana, Mangalnath is the birthplace of Mars (Mangal). The temple's origins can be traced back several centuries, though the exact date of its construction remains unclear. Over time, it has undergone renovations and expansions, with various rulers and dynasties contributing to its present form. The temple's association with astrology and its location on the Tropic of Cancer have contributed to its enduring significance as a sacred site.