NASA will work with the U.S. Geological Survey (USGS) to develop a new Earth-observing satellite that would continue the 33-year-old Landsat data set, following a White House decision to pull the mission from the faltering National Polar-orbiting Operational Environmental Satellite System (Npoess). Presidential Science Adviser John H. Marburger, 3rd, ordered the shift Dec. 23, recognizing that "the complexities of incorporating Landsat-type sensors on the Npoess platforms significantly exceeded earlier assessments and made that option less suitable to the goals of both programs."
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机译：在白宫决定将任务从步履蹒跚的国家极地轨道运行环境中撤出之后，美国宇航局将与美国地质调查局（USGS）合作开发一种新的地球观测卫星，该卫星将继续使用已有33年历史的Landsat数据集。卫星系统（Npoess）。总统科学顾问约翰·马尔堡（John H. Marburger）3月12日下令进行这一转变，因为他意识到“在Npoess平台上安装Landsat型传感器的复杂性大大超出了先前的评估，并使得该选择不太适合两个计划的目标。”
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