The Indira Gandhi Planetarium, also known as the Patna Planetarium, is located in Patna's Indira Gandhi Science Complex. The planetarium was constructed through Bihar Council on Science & Technology at a total cost of about ₹110 million. It was conceptualised in 1989 by Bihar Chief Minister Shri Satyendra Narain Sinha with construction commencing in the same year, and opened for the public from 1 April 1993. It is named after senior Indian National Congress leader and former Prime Minister of India Indira Gandhi.