NASA's Artemis 2 moon mission faces a new issue after a rocket test uncovered an issue with ground support equipment that ...

NASA's second attempt to run a "wet test" of the Space Launch System (SLS) for its Artemis II mission was successful. Following a failure of some seals during the first attempt earlier this month, ...

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

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 ...

Excess hydrogen concentration in a tail service mast umbilical interface had brought the countdown to an end during the first ...

NASA is moving forward with preparations for the Artemis II mission, and the agency will soon provide live coverage of a ...

NASA completed a second wet dress rehearsal for the Artemis 2 mission on Feb. 19 without the hydrogen leaks seen in the first such test earlier this month.

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

Add Yahoo as a preferred source to see more of our stories on Google. With the giant SLS rocket on its Florida launch pad and the four astronauts of Artemis II preparing to make history as they fly ...

Artemis II mission is still on track, as NASA begins countdown to second wet dress rehearsal with tanking day scheduled tomorrow on February 19, 2026. Earlier after the first wet dress rehearsal that ...