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The shortest planetary "day" (period of rotation) is that of the largest planet, Jupiter.

With an equatorial rotation speed of over 12.6 km/sec (28,000 mph), Jupiter spins once on its axis every 9.925 Earth hours. (about 9 hours, 55 1/2 minutes)

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13y ago
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11y ago

Jupiter
Jupiter is the correct answer.

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11y ago

Jupiter is the planet that has the shortest day. A day on Jupiter is equal to 9.8 hours on Earth.

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11y ago

Jupiter has the shortest day. I don't know the reason. I'm not sure anyone does.

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12y ago

witch planet has the longest year

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11y ago

Jupiter's is the shortest, 9 hour 55 min.

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6y ago

Jupiter, 10 hours

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15y ago

=== ===

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13y ago

Jupiter.

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Anonymous

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3y ago

I am the person who wrote on the 13th of may twice.

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Q: Which planet has the shortest days in a year?
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Related questions

What planet has the shortest year out of mercury or earth?

Mercury has the shortest year. It's year is about 88 Earth days.


What planet in our solar system has the shortest year?

Mercury has the shortest year, lasting 88 Earth days.


What planet has the shortest year out of inner planets?

Mercury has the shortest year. One year on Mercury is 88 Earth days.


What planet has the shortest year out of all inner planets?

Mercury has the shortest year. One year on Mercury is 88 Earth days.


Which planet has the second shortest year?

Mercury is the planet that has the shortest year. This is because it is the nearest planet to the sun. It only takes 88 Earth days for Mercury to complete one orbit.


What innner planet has the shortest year?

What inner planet has the shortest year


What planet has the shortest year of the inner planets?

Mercury, whose year is about 88 Earth days.


What is the shortest year to longest year?

Neptune has the longest year( Pluto would be but it isn't a planet) Mercury has the shortest year(1 year=88 earth days)


Which planet has the shortest year revolution around the sun?

Since Mercury is the closest planet, it travels around the sun in the shortest amount of time. A year on Mercury equals 88 days.


What is a planet with long days and a short year?

Mercury has the shortest year of any of the planets. It is only 88 days. Mercury's day takes 58.646 Earth days.


What planet has the shortest yea of the inner planets?

Mercury has a shortest year of the inner planets - it orbits the sun once every 87.969 Earth days.


What is the name of the planet that has a year of 9 earth days?

No known object in the solar system circles the sun every 9 days. The body with the shortest known orbital period is the planet Mercury, with a 'year' of 88 earth days.