For the first launch opportunity for Artemis II, Nasa is targeting 18:24 Eastern Daylight Time on 1 April, which is 23:24 in the UK. If that attempt is delayed, further launch windows currently run on 2, 3, 4, 5 and 6 April. If those are missed then the month's final opportunity would be on 30 April.

NASA is revising its moon-landing plans, reducing Boeing Co.’s role while elevating SpaceX’s Starship rocket to do the job of propelling astronauts to lunar orbit, people familiar with the matter said.