Defense Business and Industry

Ethereal develops India's first private LOX turbopump using additive manufacturing, boosting indigenous aerospace capabilities.

Ethereal Exploration Guild, a Bengaluru-based private space startup, has announced on 9 December 2025 that it has built India’s first privately developed liquid oxygen (LOX) turbopump entirely through additive manufacturing, underscoring the country’s growing self-reliance in critical rocket propulsion hardware. Designed for cryogenic engines, the Inconel-based turbopump can be produced in weeks instead of months and at up to 70 percent lower cost, thanks to 3D printing of complex internal geometries that enhance efficiency while reducing weight. Developed without heavy state subsidy, the system reflects the maturity of India’s private aerospace ecosystem and directly supports national objectives under Make in India and Atmanirbhar Bharat in strategic technologies. The turbopump is expected to feed into future semi-cryogenic Pegasus-class engines and privately built launch vehicles, positioning Indian industry to compete more aggressively with global new-space players.

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