The cold weather didn’t delay SpaceX’s plans to launch another Starlink mission Tuesday, but did delay NASA’s plans to roll back the Artemis II rocket from the launch pad. A SpaceX Falcon 9 carrying ...

Efforts to get NASA’s historic moon mission off the ground have stalled once again, as engineers navigate a new issue with the rocket set to propel four astronauts on an unprecedented path. The agency ...

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 ...

In the latest delay for the Artemis 2 mission, NASA announced on Saturday that it will roll the Space Launch System (SLS) rocket and Orion spacecraft back to the Vehicle Assembly Building (VAB) as ...

As NASA tries to get the Artemis II mission off the ground, with its crew of four astronauts, for a flight around the moon, it is struggling with the albatross of the Space Launch System. The first ...

After moving off an early February launch window for Artemis 2 — a four-person sojourn around the moon and back — NASA on Friday said it hopes to launch the mission on March 6. Lori Glaze, acting ...

NASA has discovered a helium leak in the SLS rocket's cryogenic propulsion stage. The issue was found after a previously successful wet dress rehearsal. Engineers are rolling the rocket back to the ...