NASA says technicians have begun repair work inside Kennedy Space Center’s Vehicle Assembly Building (VAB) after an interrupted helium flow was observed on the Artemis II rocket’s upper stage while ...

WASHINGTON — NASA officials defended their preparations for the Artemis 2 mission after a fueling test experienced the same type of hydrogen leaks that bedeviled Artemis 1 more than three years ago.

CAPE CANAVERAL, Fla. (AP) — NASA began another practice launch countdown Tuesday for its first moonshot in decades with astronauts after making repairs to fix dangerous fuel leaks that already have ...