New Delhi, Aug 2 (UNI) Sanjay Puran Singh's 'Chanda Mama Door Ke' , India’s first epic space odyssey with a massive cast of Sushant Singh Rajput, R Madhavan, Nawazuddin Siddiqui among others, will be the first Bollywood film to be shot at NASA. Produced by Eros International and Viki Rajani and directed by National award-winner Sanjay Puran Singh (of 'Lahore' fame), 'Chanda Mama Door Ke' will seen actor Sushant Singh Rajput play an astronaut. Known to get under the skin of all his characters, Sushant is going the extra mile to prepare for the role of an astronaut in 'Chanda Mama Door Ke'. Sushant is currently at NASA’s Space and Rocket Centre at Alabama in USA. Those associated with the making of the film say that the actor is preparing for the role of an astronaut, by participating in workshops and various training regimes aimed at acquaniting him with the life of an astronaut, in as realistic a manner as possible. UNI AR AD ADG 1843