NASA Shakes Up Moon Mission With More Tests, Scrapped Upgrade

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.

The changes announced on Friday mean that NASA is swapping the actual moon landing for an additional mission closer to Earth — while insisting the 2028 deadline for a lunar touchdown remains unchanged.

“We need to move faster, eliminate delays and achieve our objectives,” said Jared Isaacman, NASA’s Administrator and a billionaire former fintech executive.

Issacman’s revamp, a mere two months into his tenure, ...