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's Artemis II rocket encountered a new helium flow issue and will rollback to the VAB. Here's what we know.

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 ...

To fix the problem, NASA has to roll SLS and the stacked Orion spacecraft back to the Vehicle Assembly Building (VAB) at the ...

NASA has begun a countdown and fueling test for its SLS rocket at the Kennedy Space Center that will determine an Artemis 2 ...

After NASA announced a helium flow issue in the rocket, SLS has returned to the VAB. This further delayed the launch of ...

NASA made major changes to its Artemis lunar architecture, adding a test flight of lunar landers in Earth orbit while ...

NASA is looking to launch the Artemis II moon mission as early as March 6 after a successful wet dress rehearsal at Kennedy Space Center.

An unannounced test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to soon launch astronauts on a mission around the moon. Ground crews at the Kennedy ...

NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting to add in an ...

(Update: With extreme cold set to reach Florida overnight Jan. 31, NASA has delayed wet dress rehearsal until no earlier than Feb. 2, and launch is now no earlier than Feb. 8.) With the giant SLS ...