It is business as usual as NASA engineers prepare for an upcoming RS-25 rocket engine test at Stennis Space Center. They are well-versed on all of the pre-test work to be done, having conducted a very ...

Engineers are getting ready to put the pressure on hardware for the world’s most powerful rocket, NASA’s Space Launch System, as part of a rigorous test series to ensure each structure can withstand ...

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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STENNIS space center, Miss. — Upgrades to NASA’s enormous Apollo-era test stand at Stennis Space Center are on track for ground runs of the core stage of the agency’s heavy-lift Space Launch System ...

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 ...

NASA has begun assembling the Space Launch System (SLS) rocket that will send humans on a lunar landing mission in 2027.… The buildup has begun at Kennedy Space Center (KSC) in Florida with the shift ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, Mississippi.

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 ...

SLS still has helium leaks. Helium leaks have been a problem since the Space Shuttle days. It is so cold that it is hard to work with. The picture is of the ...

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 ...