But here's the thing. Because of Mercury's slow rotation (once every 58.646 days) and its rapid orbital speed (47.362 km/s), one day on Mercury actually works out to 175.96 Earth days. So basically, a single year on Mercury is half as long as a Mercurian (aka. Hermian) day.
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Answer:
Mercury
A Year On Mercury:
But here's the thing. Because of Mercury's slow rotation (once every 58.646 days) and its rapid orbital speed (47.362 km/s), one day on Mercury actually works out to 175.96 Earth days. So basically, a single year on Mercury is half as long as a Mercurian (aka. Hermian) day.