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and, later, Alan Stern and other scientists from the Pluto 350 project. While the project was initiated in 1992, the project's development phase was lengthy, spending nearly a decade in the proposal and funding stage. During planning, the mission was changed to include a Kuiper belt object flyby and re-christened the Pluto Kuiper Express, after the discovery of numerous such objects beyond Neptune in the mid-to-late 1990s. NASA ultimately decided to cancel the mission in 2000,

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