playing the interviewer in the Hindi and English versions (and Suriya in the Tamil version). It chronicles Narayanan's journey from a graduate student at Princeton University to becoming a key scientist at the Indian Space Research Organisation (ISRO) The film highlights Narayanan's groundbreaking work on the Vikas engine

Few films in recent Indian cinema have carried the weight of real-life political intrigue, scientific achievement, and personal redemption as powerfully as Released in 2022, the film marked the directorial debut of veteran actor R. Madhavan, who also played the lead role of Nambi Narayanan, a former scientist and aerospace engineer at the Indian Space Research Organisation (ISRO).

Rocketry acts as a corrective to history. For decades, the name "Nambi Narayanan" was synonymous with the espionage scandal for the general public. By focusing on his contributions to the Vikas engine (which powers India’s PSLV and GSLV rockets), the film re-contextualizes him as a father of Indian liquid propulsion.

Critics have noted the film's "over-simplistic" approach to complex scientific jargon and its "clumsy" narrative structure in the first half, though the second half's focus on the espionage trial is generally cited as its strongest part. Viewing Options (Hindi)

Some critics, such as those from The Hindu and Baradwaj Rangan , question whether the film veers too far into "hero-worship" (hagiography) instead of providing a balanced biographical view.