Tag: SSME
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Artemis II stacking and preparations underway even as SLS faces budget cuts
The SLS program continues with preparations for the first human spaceflight to the Moon’s vicinity since 1972. Currently scheduled for April 2026, the mission’s date could be moved up to as early as February if no major issues arise. Meanwhile, the program’s future faces uncertainties as the proposed NASA budget for Fiscal Year 2026 aims…
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RS-25 engine installation into the Artemis II SLS Core Stage begins
Aerojet Rocketdyne, an L3Harris Technologies Company, is helping install four of its RS-25 liquid-propellant rocket engines in NASA’s second Space Launch System (SLS) core stage at the agency’s Michoud Assembly Facility (MAF) in New Orleans. The beginning of installation of the upgraded former Space Shuttle Main Engines (SSME) in Core Stage-2 at MAF on Sept.…
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RS-25 engine performance “perfect” on Artemis I debut launch
The four RS-25 engines from Aerojet Rocketdyne successfully propelled the Core Stage, Interim Cryogenic Propulsion System, and Orion/Service Module stack into its initial Earth orbit during the system’s debut launch on Nov. 16, 2022. The engines fired for a full duration of nearly eight and a half minutes, inserting the SLS stack into a 30…