阿尔忒弥斯2号重返发射台，计划4月首次尝试发射

“阿尔忒弥斯2号”于1月17日首次运至发射台，并在那里完成了两次燃料加注测试，即“湿彩排”（wet dress ...
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NASA returns moon mission rocket, spacecraft back to launch pad

LOS ANGELES, March 20 (Xinhua) -- NASA on Friday returned its Space Launch System (SLS) rocket and the Orion spacecraft for its upcoming Artemis II crewed lunar mission to the launch pad at the agency ...