Isaacman pointed to hydrogen leaks on Artemis I and helium flow problems on Artemis II as signs that a three‑year gap between launches is not sustainable. When teams only fly every few years, he said, they lose "muscle memory" — the routine, hands-on experience required to handle a complex rocket safely and efficiently.
Израиль нанес удар по Ирану09:28
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多名社運人士指出，這些做法是北京慣用的手法。人權團體長期指控中國當局恐嚇或拘留流亡異見人士的家屬。
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合生汇东北侧立体停车设施效果图。受访者供图