A so-called Earth Departure stage and Altair lunar lander would sit atop the core stage and be launched into orbit to meet Orion spacecraft carrying moon-bound astronauts.
所谓的地球分离级和牵牛星月球着陆器在核心级之上,被发射进入轨道后,与载有登月宇航员的猎户座太空船会合。
This is a major step in certifying transportation systems that can meet America's goal of transporting our astronauts to and from the space station.
EDMango说,他是NASA的CCP经理,“这是一个主要步骤,以证明运输系统(是否)能满足美国的目标(把)我们的宇航员运送到空间站的。
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