Overnight data revealed an interruption in helium flow within the Space Launch System’s interim cryogenic propulsion stage. NASA will begin preparations for rollback, and this will take the March launch window out of consideration. BREVARD COUNTY, Fla.

The launch of NASA's historic Artemis 2 moon mission slipped another month after ground teams uncovered issues with the massive rocket that will launch the four astronauts on their way. The delay, the latest in the U.S. space agency's campaign to return ...

Nasa has announced another delay in the launch of Artemis II, while also announcing an acceleration in launch schedule for future Artemis missions. Artemis II, the upcoming lunar exploration mission, has been delayed three times, initially aiming for a ...

NASA's second multi-day test to simulate a launch day is underway in Florida in a critical demonstration of whether the agency's massive moon rocket is prepared to send astronauts on a lunar mission. While Artemis 2 could still get off the ground as early ...