NASA’s Space Launch System (SLS) Program is pursuing ways to accelerate development of the on-again, off-again next evolution of the launch vehicle. The main change from the initial Block 1 vehicle to the Block 1B version of the rocket is the larger, higher performance Exploration Upper Stage (EUS).
"SLS EUS"
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NASA managers have placed a “stop work order” in relation to the human-rating of the…
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Following internal conversations regarding the upper stage design for the forthcoming second flight of the…
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The NASA-developed flight software for the agency’s Space Launch System (SLS) vehicle successfully flew the…
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Artemis
Boeing expanding SLS Core Stage production to KSC to build Artemis inventory
by Philip SlossBoeing, the prime contractor for NASA’s Space Launch System (SLS) Core Stage, is adding two…
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ArtemisBoeing/Starliner
Boeing talks Core Stage performance on Artemis I, looks ahead to future Core Stages and EUS debut
Following a successful first launch of the Space Launch System (SLS) and its critical Core…
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Boeing, the prime Stages contractor for NASA’s Space Launch System (SLS) program, is working on…
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Boeing is continuing final assembly work for the second Space Launch System (SLS) Core Stage…
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As the Space Launch System (SLS) rocket prepares for its first flight as soon as…
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The construction of NASA’s second Space Launch System Mobile Launcher (ML-2) has been delayed after…
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Artemis
SLS Program completes Block 1 design review, preparing to certify Artemis 1 vehicle
by Philip SlossNASA’s SLS (Space Launch System) program is preparing to serve its role in the agency’s…
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ArtemisBoeing/StarlinerEuropean
Boeing working on multiple Cores, first EUS hardware for Artemis missions 2-4
by Philip SlossIn addition to supporting the upcoming first launch of NASA’s new Space Launch System (SLS)…
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ArtemisNorthrop Grumman
NASA, Northrop Grumman designing new BOLE SRB for SLS Block 2 vehicle
by Philip SlossNASA’s Space Launch System (SLS) program and booster element prime contractor Northrop Grumman are developing…
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ArtemisCommercialNorthrop GrummanShuttle
Ten years on, Northrop Grumman reflects on changes to Solid Rocket Motors from Shuttle to SLS era
Ten years ago, on 8 July 2011, two, four-segment Solid Rocket Boosters (SRBs) came to…
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NASA’s Space Launch System (SLS) program and Stages prime contractor Boeing are collaborating on optimizing…
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Artemis
SLS Core Stage Green Run validates propulsion system performance and modeling
by Philip SlossEngineers with NASA’s Space Launch System (SLS) program and prime Core Stage contractor Boeing continue…
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ArtemisBoeing/Starliner
MAF continues tornado/hurricane recovery while building SLS stages under pandemic restrictions
by Philip SlossBoeing is moving into the final phases of standalone integration and outfitting of Core Stage-2…
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Artemis
NASA, Boeing looking to begin SLS Exploration Upper Stage manufacturing in 2021
by Philip SlossManufacturing and assembly development work for the Space Launch System (SLS) Exploration Upper Stage (EUS)…
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ArtemisBoeing/Starliner
NASA completes Exploration Upper Stage CDR, focuses new office on SLS Block 1B development
by Philip SlossNASA’s Space Launch System (SLS) Program and prime contractor Boeing have a new framework in…
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Artemis
NASA SLS computer development branching to support first flight, future upgrades
by Philip SlossFollowing completion of certification testing in October 2020 of the computer system for the first…