Ever since the wet dress rehearsal test back in the early months of 2022, NASA has been fighting pesky hydrogen leaks in the hardware meant to fill the Space Launch System (SLS) with fuel. After it ...

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 ...

Engineers repairing the area where a liquid hydrogen leak was detected during the second attempted launch of SLS on September 3. This photo was taken on September 8 at Kennedy Space Center in Florida.

After replacing faulty seals that resulted in the second scrubbed SLS launch attempt on September 3, NASA is ready to proceed with a full-scale cryogenic tanking test of its megarocket on Wednesday, ...

CAPE CANAVERAL, Fla. - NASA encountered some trouble early in the day Wednesday as the space agency tested to determine if a fuel leak on the Artemis I rocket was fixed. Still, engineers were able to ...

The Space Launch System (SLS) rocket’s interim cryogenic propulsion stage (ICPS) sits in the transfer aisle of the Vehicle Assembly Building (VAB). It was moved by teams with NASA’s Exploration Ground ...

NASA's Artemis Moon mission achieved another milestone today, and its successful Cryogenic Demonstration Test is a massive indicator of its next-level focus on ensuring the rocket's future performance ...