NASA's Artemis II rocket encountered a new helium flow issue and will rollback to the VAB. Here's what we know.

NASA took another crack at fueling its giant moon rocket Thursday after leaks halted the initial dress rehearsal and delayed ...

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

NASA's towering Space Launch System rocket will be rolled back off the launch pad for repairs, delaying the Artemis 2 launch ...

NASA's Artemis 2 moon mission is in trouble again after teams discovered a helium issue within the SLS rocket following successful wet dress rehearsal ...

NASA will attempt a second wet dress rehearsal for its Artemis II moon mission on Thursday, February 19, 2026, after liquid hydrogen handling issues during recent pad operations led the agency to ...

The two-day countdown test at NASA’s Kennedy Space Center in Florida included filling up the tanks of the giant Space Launch System rocket with millions of pounds of liquid hydrogen and liquid oxygen.

NASA is conducting a critical test ahead of its Artemis II launch, called a wet dress rehearsal. During the dress rehearsal, engineers fill the rocket with 700,000 gallons of propellant and conduct a ...

NASA anticipating rollout of Artemis II rocket following repairs ...

NASA's Artemis II rocket repairs are underway after a dislodged seal caused a helium flow issue, delaying launch.

CAPE CANAVERAL, Fla. -- NASA ran into exasperating fuel leaks during a make-or-break test of its new moon rocket Monday, calling into question how soon astronauts could take off for a trip around the ...