NASA's launch window in February is getting smaller.

On February 3, 2026, NASA will run Artemis II White Dress Rehearsal. Engineers will fuel the rocket, simulate countdown and ensure the Orion spacecraft is mission-ready for lunar flight.

NASA and SpaceX are targeting no earlier than 5:05 p.m. EST, Wednesday, Jan. 14, for the undocking of the agency’s SpaceX Crew-11 mission.