Space NASA redirects Artemis moon mission program, postponing a planned astronaut landing February 27, 20263:43 PM ET By Brendan Byrne The mobile launcher containing the Artemis II Space Launch System rocket and Orion spacecraft arrives at the Vehicle Assembly Building after a rollback that lasted over ten hours at the Kennedy Space Center in Cape Canaveral, Fla., on February 25, 2026. NASA teams detected issues with the helium flow and removed the rocket from the launchpad. Gregg Newton/ hide caption toggle caption Gregg Newton/ ORLANDO, Fla.