Helium is used to pressurize tanks and help push fuel into the engines. Without proper helium flow, the rocket cannot safely fly. Because the upper stage is hard to reach at the launchpad, NASA rolled the stacked rocket back into the Vehicle Assembly Building, the sky-scraping hangar where it was originally put together.
Мощный удар Израиля по Ирану попал на видео09:41
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Author(s): Jiachen Fan, Shang-Peng Gao
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Publication date: 28 February 2026
（二）明知住宿人员是犯罪嫌疑人员或者被公安机关通缉的人员，不向公安机关报告的；。搜狗输入法下载对此有专业解读