Tag Archives: AR1

Aerojet Rocketdyne Finishes AR1 Engine Design Review

Aerojet Rocketdyne has completed a critical design review of the company-built AR1 rocket engine. The company said Monday it aims to obtain flight certification for the AR1 technology in 2019 to help the Defense Department move away from foreign-made engines. Independent government and industry experts attended the review, which assessed whether AR1’s design meets performance requirements ahead of full-scale …

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Aerojet Rocketdyne to Consolidate Additional Offices Under Competitive Improvement Program; Eileen Drake Comments

Aerojet Rocketdyne

Aerojet Rocketdyne will consolidate and modernize additional facilities over the next two years under the second phase of a company-wide improvement effort. Aerojet Rocketdyne said Monday it aims to merge operations in California and Virginia as well as expand its presence in Alabama with the construction of a new manufacturing facility in the next two years …

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Aerojet Rocketdyne Puts 3D-Printed Engine Thrust Chamber Assembly Through Hot-Fire Tests

Aerojet Rocketdyne has conducted hot-fire tests on a full-scale thrust chamber assembly the company built using a three-dimensional printing method that incorporated selective laser melting technology. The company said Monday that the Defense Production Act Title III program management office at Wright-Patterson Air Force Base facilitated tests of the 3D-printed thrust chamber for the RL10 rocket engine. …

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Aerojet Rocketdyne Tests AR1, RS-25 Engines at NASA Stennis Space Center

Aerojet Rocketdyne has conducted a series of tests on its AR1 liquid oxygen/kerosene-based propulsion system and RS-25 liquid propellant engine at NASA’s Stennis Space Center in Mississippi. AR1 recorded the highest chamber pressure of any U.S. developed main combustion system during firing tests that evaluated the performance and design parameters of the engine’s injector, …

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Aerojet Rocketdyne Tests SLS Engine at NASA Stennis Space Center

Aerojet Rocketdyne has completed additional tests on a development engine for a NASA launch vehicle at the Stennis Space Center to check the engine’s capacity to withstand a challenging operational environment. Aerojet Rocketdyne said Thursday the RS-25 engine dubbed 0528 that NASA will use for the Space Launch System ran for 420 seconds on power levels that …

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Aerojet Rocketdyne Chooses Dynetics for Prototype Engine Propulsion, Ignition System

Aerojet Rocketdyne

Aerojet Rocketdyne has selected Dynetics to further assist in the development of a new rocket engine intended to replace the Russian-made RD-180 currently used by the U.S. military to launch defense and national security space assets. Dynetics has participated in the AR1 development team over the past 18 months and will supply the engine’s main …

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Aerojet Rocketdyne Concludes AR1 Engine Tech Design Assessment; Eileen Drake Comments

Aerojet Rocketdyne

Aerojet Rocketdyne has finished a design review of its engine offering to power United Launch Alliance rockets such as Atlas V and Vulcan as well as other launcher platforms for national security satellites of the U.S. The company designed and proposed its AR1 technology as a potential alternative to the Russian-built RD-180 engine that ULA uses …

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ULA’s Craig Cooning, Tory Bruno: RD-180 Ban Undermines Rocket Development Business Case

United Launch Alliance Chairman Craig Cooning and CEO Tory Bruno believe the congressional ban on RD-180 engines hurts the business case for further Boeing and Lockheed Martin investment on rocket development, SpaceNews reported Friday. Warren Ferster writes that the ULA executives have indicated the need for 14 of the Russia-made engines to participate in …

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Scott Seymour: Aerojet Rocketdyne to Integrate Rocket Engine Work at New Huntsville, AL Facility

Aerojet Rocketdyne

Aerojet Rocketdyne has opened its Advanced Hydrocarbon Propulsion Development Office in Huntsville, Alabama, which will be led by Jerrol Littles as the office centralizes the company’s hydrocarbon technology research and development operations. Scott Seymour, president and CEO of Aerojet Rocketdyne’s parent company GenCorp, said Tuesday that AHPDO will integrate the firm’s R&D and production …

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