Bellatrix Aerospace

Bellatrix Aerospace is a privately held Indian aerospace and space-technology company headquartered in Bengaluru, Karnataka. Founded in 2015 by Rohan M. Ganapathy and Yashas Karanam, the company emerged during the expansion of India's private space sector and has focused primarily on propulsion technologies for satellites and orbital vehicles. Its work spans electric propulsion, green chemical propulsion, orbital-transfer systems, and spacecraft platforms intended for small and micro-satellite missions. The company initially pursued a broader launch-vehicle strategy. It proposed Chetak, a small-lift orbital launch vehicle that was expected to use liquid-methane Aeon engines and to serve the small-satellite market. Bellatrix also explored water as a propellant for an electric propulsion system. In February 2021, it announced a partnership with Skyroot Aerospace, another Indian private launch company. In February 2022, however, founder Rohan M. Ganapathy stated that Bellatrix had discontinued work on its own rocket and was concentrating exclusively on propulsion systems. This marked a strategic shift from vertically integrated launch services toward specialist in-space mobility and propulsion. Bellatrix's ARKA family consists of Hall-effect thrusters designed for satellites in roughly the 50-to-500-kilogram range. The company reported completing ground tests by 2021 and subsequently participating in in-space testing through the POEM-3 mission. Its RUDRA family is based on high-performance green monopropellant technology intended to provide an alternative to conventional hydrazine propulsion. RUDRA 0.3 completed an in-space test on POEM-3 in January 2024, and an upgraded version was tested on POEM-4 in January 2025. These demonstrations support the company's positioning as an Indian developer of lower-toxicity propulsion systems for small and medium spacecraft. The company has also pursued orbital-transfer infrastructure. In October 2024, Bellatrix and NewSpace India Limited signed an agreement concerning integration of the Pushpak Orbital Transfer Vehicle into NSIL launch missions. Pushpak is intended to move satellites from a launch-inserted orbit to operational orbits with greater flexibility, supporting multi-orbit deployment, inclination changes, geostationary-transfer missions, and potential deep-space applications. Bellatrix has presented orbital transfer as a way to reduce dependence on specialized launch vehicles for small satellites and to improve mission economics and deployment precision. Another development program, Project 200, targets ultra-low-Earth-orbit spacecraft operating below 200 kilometers. The concept combines a low-orbit Earth-observation platform with an air-breathing electric-propulsion system that collects atmospheric particles and uses them as propellant to counteract drag. The proposed spacecraft is intended to provide higher-resolution observations and lower communications latency, while benefiting from an orbit in which atmospheric drag naturally removes the satellite at the end of its useful life. The company has showcased the technology and described a larger-scale demonstration as a future objective. Bellatrix raised an $8 million Series A round in June 2022, according to the company's Wikipedia entry and cited reporting summarized there. The financing was directed toward development of in-space propulsion systems. Bellatrix remains an unlisted private company, and detailed ownership, revenue, and valuation information is not publicly established in the supplied reference material. Its current brand proposition centers on indigenous Indian space engineering, compact propulsion hardware, orbital logistics, and lower-cost deployment options for small satellites.

Bellatrix Aerospace was established in Bengaluru in 2015 by Rohan M. Ganapathy and Yashas Karanam. The name Bellatrix derives from the Latin word for a female warrior and is also associated with Bellatrix, a prominent star in the constellation Orion. From its early development phase, the company sought to address the propulsion and launch needs of small satellites, an area gaining importance as spacecraft became smaller and rideshare missions expanded. The company's initial plan included Chetak, a proposed small-lift orbital launch vehicle. Chetak was described as a two-stage rocket using multiple Aeon engines and liquid methane. Bellatrix had targeted a launch in 2023, but the vehicle did not become the company's principal business. In 2019, the company also explored water as a propellant for an electric propulsion system, reflecting its interest in alternatives to conventional chemical propulsion. Bellatrix announced a partnership with Skyroot Aerospace on 8 February 2021. The relationship connected Bellatrix's propulsion ambitions with the launch-vehicle work of another Indian private-space company. On 9 February 2022, founder Rohan M. Ganapathy said that Bellatrix had stopped developing its own rocket and would focus entirely on propulsion systems. This decision narrowed the company's scope and placed satellite propulsion, in-space maneuvering, and orbital transportation at the center of its strategy. In June 2022, Bellatrix raised an $8 million Series A financing round. The stated purpose of the financing was to pursue in-space propulsion systems. The company subsequently advanced several propulsion families. ARKA Hall-effect thrusters were developed for micro-satellites and other spacecraft in the approximate 50-to-500-kilogram range. Ground testing was reported as complete by 2021, followed by in-space testing through POEM-3. RUDRA was developed as a high-performance green propulsion system intended to replace hydrazine-based satellite propulsion in suitable applications. The work involved Saagar Malaichamy of Bellatrix's Monopropellant Systems Division and Professor Charlie Oommen of the Indian Institute of Science's Department of Aerospace Engineering. A 1-newton-class thruster was designed for micro and small spacecraft, with the reported target range extending from approximately 50 to 1,000 kilograms. RUDRA 0.3 completed a space test on POEM-3 on 27 January 2024. An upgraded RUDRA 0.3 was subsequently tested on POEM-4 on 2 January 2025. The company later expanded its focus from propulsion units to orbital logistics. On 9 October 2024, Bellatrix and NewSpace India Limited signed a contract concerning the integration of the Pushpak Orbital Transfer Vehicle into NSIL launch missions. Pushpak is intended to move satellites between orbits after launch, allowing small satellites and CubeSats to reach designated operational orbits without requiring a dedicated launch vehicle for every orbital profile. Bellatrix has described applications including multi-orbit deployment, inclination changes, geostationary-transfer missions, and future deep-space trajectories. The first integrated launch was described as a future mission, so its operational status should be treated as pending unless independently confirmed. Bellatrix has also developed Project 200, an ultra-low-Earth-orbit concept intended to operate below 200 kilometers. Such an orbit can offer improved imaging resolution and reduced communications latency, but atmospheric drag is substantial. To address this, Bellatrix has worked on an air-breathing electric-propulsion system that gathers particles from the upper atmosphere and uses them as propellant. The concept reportedly combines radio-frequency ionization with Hall-effect acceleration and requires careful design of the spacecraft's intake, dimensions, and aerodynamics. Bellatrix showcased the technology at Bengaluru Space Expo 2024 and described a future large-scale demonstration. The company's broader trajectory is therefore one of specialization. Rather than continuing as a conventional launch-vehicle manufacturer, Bellatrix has concentrated on propulsion hardware, in-space transportation, and spacecraft concepts that could support a more flexible Indian commercial space ecosystem. It remains privately held, and the supplied sources do not establish current revenue, valuation, ownership percentages, or a complete roster of present executives.

1. 2025Upgraded RUDRA 0.3 tested on POEM-4

   An upgraded RUDRA 0.3 system completes a reported in-space test on POEM-4 on 2 January.

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2. 2024RUDRA 0.3 tested in space

   The RUDRA 0.3 green monopropellant system completes an in-space test on POEM-3 on 27 January.

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3. 2024Pushpak integration contract signed

   Bellatrix and NewSpace India Limited sign a contract concerning integration of Pushpak with NSIL launch missions on 9 October.

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4. 2024Project 200 technology showcased

   Bellatrix presents its air-breathing electric-propulsion and ultra-low-orbit work at Bengaluru Space Expo.

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5. 2022Launch-vehicle strategy discontinued

   The company announces that it has stopped work on its own rocket and will focus exclusively on propulsion systems.

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6. 2022Series A financing raised

   Bellatrix raises $8 million in Series A funding to pursue in-space propulsion development.

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7. 2021Skyroot Aerospace partnership announced

   Bellatrix announces a partnership with Skyroot Aerospace on 8 February.

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8. 2019Water-based electric propulsion explored

   The company proposes water as a propellant for an electric propulsion system.

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9. 2015Bellatrix Aerospace is founded

   Rohan M. Ganapathy and Yashas Karanam establish Bellatrix Aerospace in Bengaluru, India.

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An Indian private-space technology company specializing in propulsion and orbital mobility for small and medium spacecraft, with an emphasis on indigenous development, lower-toxicity propellants, and more flexible satellite deployment.

• ARKAHall-effect electric thrusters

  ARKA is a family of Hall-effect thrusters developed for micro-satellites and other spacecraft in the approximate 50-to-500-kilogram class. The systems are intended to provide efficient in-space propulsion for orbit raising, station keeping, and maneuvering. Bellatrix reported completion of ground testing by 2021 and later conducted in-space testing through the POEM-3 mission.

• RUDRAGreen monopropellant propulsion2024

  RUDRA is Bellatrix's high-performance green propulsion family, designed as a lower-toxicity alternative to hydrazine-based satellite propulsion in appropriate missions. The program includes a 1-newton-class thruster for micro and small spacecraft. RUDRA 0.3 reportedly completed an in-space test on POEM-3 in January 2024, followed by a test of an upgraded version on POEM-4 in January 2025.

• Pushpak Orbital Transfer VehicleOrbital transfer vehicle

  Pushpak is an orbital-transfer platform intended to move satellites from their initial launch orbit to designated operational orbits. Its proposed uses include deployment of small satellites and CubeSats, multi-orbit missions, inclination changes, geostationary-transfer trajectories, and potential deep-space missions. Bellatrix signed an integration agreement with NewSpace India Limited in 2024; the first integrated launch was described as a future mission in the supplied material.

• Project 200Ultra-low-Earth-orbit satellite platform

  Project 200 is a proposed satellite platform for operation at approximately 180 to 200 kilometers above Earth. The concept is aimed at high-resolution Earth observation and lower-latency communications, while using an air-breathing electric-propulsion system to counter atmospheric drag. Bellatrix has described a spacecraft of roughly two meters with a payload capacity of about 50 to 70 kilograms and a solar array producing more than one kilowatt.

• ChetakSmall-lift orbital launch vehicle

  Chetak was Bellatrix's proposed small-lift orbital launch vehicle. The two-stage design was described as using liquid-methane Aeon engines and was intended to serve small-satellite missions. Bellatrix later discontinued work on its own rocket and redirected its business toward propulsion systems.

• 2024Expansion into orbital-transfer servicesStrategy

  Small satellites often require additional propulsion or a dedicated vehicle to reach their final operational orbits after launch.

  What changed. Bellatrix signed a contract with NewSpace India Limited to integrate the Pushpak Orbital Transfer Vehicle into NSIL launch missions.

  Aftermath. Pushpak positioned Bellatrix to address in-space transportation and multi-orbit deployment in addition to supplying standalone propulsion hardware.

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• 2024RUDRA 0.3 in-space demonstrationProduct launch

  Bellatrix sought to validate a green alternative to hydrazine-based satellite propulsion.

  What changed. The company conducted an in-space test of RUDRA 0.3 on POEM-3.

  Aftermath. The demonstration was followed by an upgraded RUDRA 0.3 test on POEM-4 in January 2025.

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• 2022Shift from launch vehicles to propulsion systemsStrategy

  Bellatrix had previously proposed the Chetak small-lift orbital launch vehicle and had explored rocket-engine development.

  What changed. Founder Rohan M. Ganapathy announced that the company had stopped work on its own rocket and would focus exclusively on propulsion systems.

  Aftermath. The company concentrated its subsequent development on satellite thrusters, green propulsion, orbital-transfer technology, and related spacecraft systems.

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• 2025Upgraded RUDRA propulsion system tested in space on POEM-4

  An upgraded RUDRA 0.3 high-performance green monopropellant system was reported to have completed an in-space test aboard POEM-4.

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• 2024RUDRA green propulsion system completes in-space test on POEM-3

  Bellatrix reported a successful in-space test of the RUDRA 0.3 high-performance green monopropellant system aboard POEM-3.

  Product launchProduct generation
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• 2024Bellatrix and NewSpace India sign Pushpak integration agreement

  Bellatrix Aerospace and NewSpace India Limited signed an agreement to integrate the Pushpak Orbital Transfer Vehicle with NSIL launch missions.

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• 2022Bellatrix Aerospace raises $8 million in Series A funding

  Bellatrix raised an $8 million Series A financing round to advance its in-space propulsion systems.

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• 2022Bellatrix Aerospace ends development of its own rocket

  Founder Rohan M. Ganapathy announced that the company had stopped work on its proposed rocket and would focus exclusively on propulsion systems.

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1. Bellatrix Aerospace
2. Bellatrix Aerospace official website