NASA is shaking up its Artemis mission to the moon, canceling a multibillion-dollar Boeing Co. upgrade to the centerpiece SLS rocket and adding another test flight to a program beset by delays and cost overruns.

NASA on Friday announced a major overhaul to its Artemis back-to-the-moon program, a “course correction” that will add missions and increase the pace of launches ahead of a targeted moon landing attem

NASA sent the Artemis II rocket back from Kennedy Space Center’s Launch Pad 39-B to the Vehicle Assembly Building to fix a problem in the rocket’s upper stage.

NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting to add in an additional crewed test flight before attempting to land.

KENNEDY SPACE CENTER — While giving an update on the Artemis II rocket and its repairs, NASA Administrator Jared Isaacman revealed that the Artemis III mission will not be landing on the moon. Administrator Jared Isaacman says NASA has lost its muscle memory and Artemis program is not where it needs to be

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

NASA's Artemis II rocket successfully completed a major prelaunch test. The crew will now enter quarantine as potential launch dates come as early as March.

To fix the problem, NASA has to roll SLS and the stacked Orion spacecraft back to the Vehicle Assembly Building (VAB) at the agency’s Kennedy Space Center in Cape Canaveral, Florida. Weather permitting, teams will begin the rollback process on Tuesday, according to a Sunday update.

NASA is adding another Artemis moon mission to its schedule even before Artemis 2 has a new date for launch. Here's the latest on the program.