NYTIMES | Science
NASA Conducts Successful Launchpad Test of the Massive Artemis Rocket
NASA成功进行大规模阿耳忒弥斯火箭的发射台测试
Space fans at the rollout of the Artemis II rocket at the Kennedy Space Center in Florida on the eve of its first countdown rehearsal last month.
2026-02-20 521词 中等
That was a marked improvement from the agency’s first try a couple of weeks ago, which was cut short because of leaks of hydrogen, the fuel used by the rocket.
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