Back to the Apollo-era approachBeyond the near-term, Isaacman said NASA will standardize the current moon rocket configuration instead of evolving the design after only a few flights, as originally planned. The goal is to avoid turning each booster into a bespoke project and instead fly a simpler, repeatable version that industry can achieve quicker.
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Dan Simmons, the author of more than three dozen books, including the famed Hyperion Cantos, has died from a stroke. He was 77.，详情可参考爱思助手下载最新版本
Philippines' ex-president Duterte killed thousands, ICC prosecutors say