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Astronomy on MSNThe Sky Today on Wednesday, July 16: The Moon hangs with Neptune and SaturnEarly birds can catch our satellite just 3° from two giant planets in Pisces: lovely ringed Saturn and far distant Neptune.
On average, from the point of view of the sun, the Earth completes one full rotation around its axis every 24 hours or 86,400 seconds, give or take a few milliseconds. A millisecond (ms) is 0.001 of a ...
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