One of the famous temple namely Navagraha Temple is the oldest temple situated at Guwahati which was constructed to worship nine planets of the universe those are namely the Surya(the Sun), Chandra (moon), Buddha (mercury), Mangala ( mars), Brihaspati (Jupiter), Shukra (Venus), Shani( Saturn), Rahu (dragon`s head) and Ketu(dragon`s tail). All these are established in the form of nine Shivalingams which are decorated and dressed by colourful clothes where each colour represents their specified celestial body. The gigantic inscriptions engraved in the walls of the temple shows that the temple can be dated back to 18th century when it was established by the king Rajeswar Singh, an Ahom ruler. The temple helps in developing all astrological and astronomical research in the city of Guwahati. The Navagraha temple is major tourist attractions in Guwahati which bring a huge number of tourists throughout the year.
Navagraha Temple is also known famous for the superb architectural techniqes those were used in olden days. The most important thing is that the original temple was heavily destroyed by the earthquakes and later on within a few year it was redesigned with rigged iron sheets. The major attraction is the Garbhagriha in the temple campus represents the original structure which is built up of baked bricks. Moreover with the temple a tank was also excavated that was built in order to providing regular water supply to the devotees coming throughout the year. Tourist can observe the vibration of mantras made due to the roof of the temple is dome shaped. Devotees flows their heart in the devotion with the structure of the dome which creates a kind of echoing effect.
Navagraha temple is also famous for being the important place for Jyotisa. Many astrological and astronomical research takes place depending on the movement of stars. The temple is represented by a number of scholars, according to whom the ancient name of the state was `Pragjyotisapura' which refers to- Prag means east and jyotisa means Star Astrology.