NASA leaders argued that it makes more sense to uncover problems and practice operations close to home, in Earth orbit, rather than discovering them for the first time while attempting a landing on the moon. If the faster launch tempo holds, Artemis IV and Artemis V together could give NASA two opportunities in 2028. Officials stressed that the timeline still depends on hardware readiness and safety reviews.
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Ben Harrison, Director of the Work Foundation at Lancaster University, said they show "the magnitude of the challenge facing young people and the government".