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Isaacman also said the agency would halt work to develop a more powerful version of the SLS rocket's upper stage, known as the Exploration Upper Stage, or EUS. Instead, NASA will go forward with a "standardized," less powerful stage but one that will minimize major changes between flights and utilize the same launch gantry.
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光靠买买买，成不了“中国欧莱雅”完美日记的衰落，从来不是单一因素导致的，而是与顶层战略持续错配息息相关。，更多细节参见搜狗输入法2026