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NASA's race to synchronize Earth and Moon clocks and why it matters
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7
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308
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June 4, 2024
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NASA's Cassini spacecraft to do close fly-by of Saturn's moon Dione on June 16
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6
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1427
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June 20, 2015
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Today we gain a leap second. Why?
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15
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2226
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July 5, 2015
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8
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2737
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Denmark is 0.07 seconds behind the world
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32
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1807
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February 23, 2019
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