The George W. Bush-era Constellation project, for instance (later cancelled by Mr Obama), was supposedly going to be a return mission to the moon followed by a trip to Mars.
例如(后来被奥巴马取消),据称乔治·布什时代的星座项目将是一个恢复到月球的任务,随后为火星之旅。
But NASA 's ambitious plans to put us astronauts back on the moon by 2020 to establish manned lunar bases for further exploration to Mars under the Constellation project are increasingly in doubt.
不过,NASA的雄心勃勃的计划将在美国宇航员重返月球,到2020年建立载人星座项目下进一步探索火星月球基地越来越令人怀疑。
Orion was originally intended to serve as a crew capsule for the Constellation program, an ambitious NASA project to return humans to the moon and eventually create a full-time lunar base.
奥赖恩太空船原本打算作为星座计划(美国航天局的一项雄心勃勃计划,试图使人类重返月球,并最终建立一个专用的月球基地)的乘员太空舱。
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