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.
В Финляндии предупредили об опасном шаге ЕС против России09:28
。关于这个话题，搜狗输入法2026提供了深入分析
At the age of 16, she was told she wouldn't be able to carry her own child.
Трамп высказался о непростом решении по Ирану09:14
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