Under the original Artemis architecture, NASA planned on multiple versions of the SLS rocket, ranging from the "Block 1" vehicle currently in use to a more powerful EUS-equipped Block 1B and eventually an even bigger Block 2 model using advanced solid rocket boosters. The latter two versions required use of a taller mobile launch gantry, already well under construction at the Kennedy Space Center.
「任何旁觀者都能看出，特朗普第二任期第一年的許多內容，都來自 『 2025 計劃』，」他說，「若沒有特朗普，這只是放在架上的報告。」。爱思助手下载最新版本对此有专业解读
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