To fix the problem, NASA has to roll SLS and the stacked Orion spacecraft back to the Vehicle Assembly Building (VAB) at the agency’s Kennedy Space Center in Cape Canaveral, Florida. Weather ...

NASA's Artemis 2 moon mission is in trouble again after teams discovered a helium issue within the SLS rocket following successful wet dress rehearsal ...

A test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to launch astronauts on a mission around the moon.

NASA took another crack at fueling its giant moon rocket Thursday after leaks halted the initial dress rehearsal and delayed ...

NASA's Artemis II rocket successfully completed a major prelaunch test. The crew will now enter quarantine as potential launch dates come as early as March.

NASA has wasted no time in selecting the vehicle that will replace the upper stage on its new plans for a standardized Space Launch System rocket.

NASA's 2nd wet dress rehearsal is underway in Florida as the agency prepares to test-fuel the towering Space Launch System rocket for Artemis 2.

NASA's towering Space Launch System rocket will be rolled back off the launch pad for repairs, delaying the Artemis 2 launch ...

NASA's towering Space Launch System rocket is about to depart the launch pad in Florida where it has been vertical for more than a month in anticipation of the first U.S. human lunar mission in ...

NASA has moved to replace the long-planned Exploration Upper Stage for its Space Launch System rocket with United Launch Alliance’s Vulcan Centaur 5 upper stage, a shift that could reshape the Artemis ...

NASA had just announced a flawless wet dress rehearsal and possible early March liftoff of its long-awaited Artemis II mission, but all that changed in less than 24 hours. A closer look at the giant ...

The problem was discovered after an otherwise successful prelaunch fueling test of the Space Launch System rocket. The rocket will be rolled back to the Vehicle Assembly Building for repairs, which ...