BAY ST. LOUIS, Miss — NASA's final test of its Space Launch System (SLS) rocket to make sure it was ready to launch future Artemis Moon missions experienced early engine shutdown. The core stage ...

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HOUSTON—Aerojet Rocketdyne reports a successful test of the third of four RS-25 controllers for the quartet of space shuttle-era rocket engines that are to power the first stage of NASA’s Space Launch ...

Despite president Donald Trump’s plans to phase out Boeing’s mega-expensive Space Launch System rocket for NASA, the agency is currently trundling ahead with the original plan. As Ars Technica reports ...

RS-25 prime contractor L3Harris continues to ramp up production of new flight engine hardware at their Los Angeles area facility and final assembly at the Stennis Space Center. NASA certified ...

June 23 (UPI) --NASA fired up a full-duration test of its new RS-25 engine that will power the Space Launch System rocket on Artemis missions to the moon, the space agency announced Monday. NASA ...

Despite president Donald Trump's plans to phase out Boeing's mega-expensive Space Launch System rocket for NASA, the agency is currently trundling ahead with the original plan. As Ars Technica reports ...