The Birla Planetorium, at Kotturpuram, is situated between Adyar and Guindy, is the most modern planetarium in the country. It houses a fully computerised projector that depicts the heavens on a hemispherical dome. The Planetarium presents to the public and students audiovisual programmes on various themes in astronomy. Adjoining the planetarium is the Periyar Sceince and Technology Museum, which is of interest to students and other science enthusiasts.
10.00 a.m. to 5.00 p.m.
English Program: 10.45 am, 1.15 pm and 3.45 pm
Tamil Program: 12.30 am and 2.30 pm