The Modhera Sun Temple in Gujarat, built 1,000 years ago, is a remarkable example of ancient Indian astronomy and architecture. Aligned to capture the Sun’s rays during key celestial events, the temple’s design reflects Vedic cosmology and mathematical precision. Modhera is almost exactly on the Tropic of Cancer, and the temple’s layout honours Surya, the Sun god, while celebrating ancient Indian achievements in mathematics, astronomy, and geometry. Scholars like Aryabhata and Brahmagupta influe