美国航天局因火箭问题将Artemis II乘员月球飞行任务推迟至2026年3月。 NASA delays Artemis II crewed lunar mission to March 2026 over rocket issues.

美国航天局将阿耳特弥斯二号飞行任务推迟至2026年3月,这是SLS火箭和猎户座航天器首次乘员飞行,原因是在湿衣彩排试验中出现问题。 NASA has delayed the Artemis II mission, the first crewed flight of the SLS rocket and Orion spacecraft, to March 2026 due to issues during a wet dress rehearsal test. 问题包括压力波动和火箭液氢系统泄漏,促使工程师调查并修复问题。 Problems included pressure fluctuations and a leak in the rocket’s liquid hydrogen system, prompting engineers to investigate and repair the issues. 延误可确保安全和彻底解决技术挑战。 The delay ensures safety and thorough resolution of technical challenges. 该飞行任务将派遣四名月球飞行宇航员,在未来的月球着陆前测试系统。 The mission will send four astronauts on a lunar flyby to test systems ahead of future Moon landings.