Chhath Puja: Sun Worship
छठ पूजा: सूर्य उपासना
Quick Answer
Chhath Puja is a four-day Hindu festival dedicated to the Sun God Surya and Chhathi Maiya, the goddess of the sixth day. It is primarily celebrated in Bihar, Jharkhand, and eastern Uttar Pradesh. The festival involves a rigorous 36-hour fast without water, standing in river water at sunrise and sunset, and offering arghya to the sun. It is one of the most disciplined Hindu festivals and is performed to thank the sun for sustaining life on earth.