By Sakshi Sah
Published Jul 04, 2025

Hindustan Times
Trending

Photo Credit: File Photo

How long is one day on each planet? Fascinating facts by NASA

A day is how long a planet takes to spin once. Some spin fast, others very slowly.

Photo Credit: File Photo (Representational Image)

One day on Mercury lasts 1,408 hours. That’s nearly 59 Earth days.

Photo Credit: NASA

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Venus spins super slowly. One day lasts 5,832 hours- over 243 Earth days.

Photo Credit: NASA

Earth takes 24 hours to spin once. That’s one day here.

Photo Credit: NASA

Mars is quite like Earth. A day on Mars lasts about 25 hours.

Photo Credit: NASA

Jupiter spins the fastest. A day there is just 10 hours long.

Photo Credit: NASA

Saturn isn’t far behind. A day on Saturn lasts about 11 hours.

Photo Credit: NASA

Uranus takes 17 hours, and Neptune 16 hours to complete one day.

Photo Credit: NASA