Its successor, the Ares rocket, is not due to be put into service until 2015.
而继任者“战神”火箭要等到2015年才能投入使用。
The back-to-the-moon programme, Constellation, with its Ares rocket (pictured), was cancelled as part of Barack Obama’s budget.
重返月球的“星座项目”在奥巴马的预算中被取消，同被取消的还有“战神火箭”（如图）。
The back-to-the-moon programme, Constellation, with its Ares rocket (pictured), was cancelled as part of Barack Obama's budget.
重返月球的“星座项目”在奥巴马的预算中被取消，同被取消的还有“战神火箭”(如图)。
The Ares rocket is tentatively scheduled to be in service by 2015 but an influential review of Nasa's human spaceflight programme has cast doubt on its future.
战神火箭暂计划于2015年正式服役，然而一份有影响力的评估报告对NASA的人类太空计划前景表示了怀疑。
The Ares rocket is tentatively scheduled to be in service by 2015 but an influential review of Nasa's human spaceflight programme has cast doubt on its future.
战神火箭暂计划于2015年正式服役，然而一份有影响力的评估报告对NASA的人类太空计划前景表示了怀疑。
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