NASA may roll Artemis II’s SLS rocket and Orion off the pad Feb. 24 after a helium flow issue. The rollback could help preserve an April launch window.

NASA's giant lunar rocket is headed back to the hangar for more repairs before it sends astronauts to the moon for the first time since Apollo.

The space agency said Sunday it's targeting Tuesday for the slow, four-mile trek across Kennedy Space Center​, weather permitting.

NASA's giant moon rocket is headed back to the hangar for more repairs. The space agency said Sunday it's targeting Tuesday ...

NASA is already walking back its Friday announcement that it will try to launch to the moon in March, after discovering a new problem with the Artemis II rocket. Officials said they're eyeing Tuesday, ...

NASA said it is taking steps to roll back the Artemis II rocket and Orion spacecraft to the Vehicle Assembly Building at the ...

NASA is taking steps to potentially roll back the Artemis II rocket and Orion spacecraft to the Vehicle Assembly Building (VAB) at the agency’s Kennedy Space Center in Florida after overnight Feb. 21 ...

NASA reviews a helium flow issue in the Artemis II upper stage while preparing for a possible rollback to the Vehicle Assembly Building ahead of the March launch window.

NASA says an "interrupted flow" of helium to the rocket system could require a rollback to the Vehicle Assembly Building. If ...

The Evergreen Aviation & Space Museum in McMinnville, Oregon contains more military hardware than most small countries. And ...