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 ...

On August 30, technicians transported the RS-25 developmental engine E0525 to the Fred Haise Test Stand at NASA’s Stennis Space Center in preparation for its certification test series. Photo: ...

NASA kicked off the final certification series for its Artemis moon-rocket engines with a dramatic "hot fire" test this week. The RS-25 developmental design for engine E0525 passed its first hotfire ...

NASA has completed a 535-second test of its Space Launch System (SLS) RS-25 rocket engine to collect engine performance data. The test was conducted at NASA’s Stennis Space Center near Bay St. Louis, ...

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 ...

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NASA has conducted the first in a planned series of 12 ground-test firings to certify the upgraded Aerojet Rocketdyne RS-25 engine for the core stage of the Space Launch System (SLS) rocket. SLS is to ...

Things have been going swimmingly at NASA of late. On top of the triumph that was NASA's Pluto fly-by last month (New Horizon got a nice haul from that, collecting data that will take months to ...

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 ...

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 ...

While NASA’s Artemis program may ultimately abandon the Space Launch System rocket, for now, Melbourne-based L3Harris is pushing forward with the manufacture of the powerful rocket’s core stage ...