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

NASA has repaired its Artemis 2 rocket, apparently keeping things on track for a possible April launch of the first crewed moon mission in more than 50 years.

American space agency NASA said the helium problem in the SLS has been fixed, further tweaks underway before the rocket's rollout.

NASA has about three weeks to complete repairs to the Space Launch System’s upper stage to make the next launch window for the Artemis 2 mission.

NASA's Space Launch System rocket is about to depart the launch pad in Florida where it has been vertical for more than a ...

NASA's Artemis II rocket encountered a new helium flow issue which is likely to delay its early March launch. Here's what we ...

Fixing the Space Launch System rocket's helium pressurization problem has pushed the Artemis II launch to at least April 1.

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

That means NASA and contractor ground teams will immediately begin preparing to roll the 322-foot-tall (98-meter) SLS rocket off of Launch Complex 39B and back to the VAB. The rocket and its mobile ...

NASA's Space Launch System rocket and Orion spacecraft for the Artemis II mission returned to the Vehicle Assembly Building ...

An issue with the SLS rocket's helium pressurization system is prompting the move. It can only be worked on while inside NASA's Vehicle Assembly Building.

As part of a golden age of exploration and discovery, NASA announced Friday the agency is increasing its cadence of missions ...