NASA Updates Artemis II Wet Dress Rehearsal, Launch OpportunitiesNASA’s Artemis II SLS (Space Launch System) rocket with the Orion spacecraft atop a mobile launcher is seen at Launch Complex 39B, Thursday, Jan. 29, 2026, at NASA’s Kennedy Space Center in Florida. NASA/Jim RossNASA is targeting Monday, Feb. 2, as the tanking day for the upcoming Artemis II wet dress rehearsal at the agency’s Kennedy Space Center in Florida, as a result of weather. Teams and preparations at the launch pad remain ready for the wet dress rehearsal. While NASA will wait to set a launch date until teams have reviewed the outcome of the wet dress rehearsal, Friday, Feb. 6, and Saturday, Feb. 7, are no longer viable opportunities. The opening of a simulated launch window during the wet dress rehearsal begins at 9 p.m. EST, Feb. 2, with the countdown beginning approximately 49 hours prior.