由于成本超支和发射延迟，美国宇航局取消了 VIPER 月球探测器任务。 NASA cancelled its VIPER Moon rover mission due to cost overruns and launch delays.

美国宇航局因成本超支和发射延迟取消了其 VIPER 月球探测器任务。 NASA has cancelled its VIPER Moon rover mission, citing cost overruns and launch delays. 这辆探水月球车的目标是探索月球南极，初始预算为 4.5 亿美元。 The water-seeking rover aimed to explore the Moon's south pole and had an initial budget of $450 million. 此前，该项目面临大量测试要求和不断增加的成本，对机构内的其他项目构成威胁，因此做出了这一决定。 The decision comes after the project faced extensive testing requirements and increased costs, which threatened other projects within the agency. 美国宇航局计划通过其他项目研究月球冰的存在。 NASA plans to study the presence of lunar ice through other projects.