NASA has completed a pivotal safety evaluation ahead of its planned lunar flyby, and during a press briefing on Thursday, officials announced a revised launch date while outlining how they examined the risks facing the four astronauts assigned to the mission. The agency is now targeting April 1 for liftoff of Artemis II, with launch scheduled for 6:24 p.m. ET at the earliest. Should that opportunity slip, backup windows are available on April 2, 3, 4, 5, 6 and 30. The review — formally called a