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並前往https://www.esa.int/Science_Exploration/Space_Science/BepiColombo/Why_does_it_take_so_long_to_get_to_Mercury

ESA - Why does it take so long to get to Mercury? - European ...

In the 1970s, NASA's Mariner 10 spacecraft took just 147 days to reach the innermost planet of the Solar System. But more recent missions, NASA's MESSENGER ...

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