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Which planet has the most Earth-like length of day?

Quick Answer

Mars has the most Earth-like day length, with a rotation period of about 24 hours 39 minutes. A Martian day is called a sol.

The Full Story

Mars rotates at a pace very close to Earth's, making its day length especially familiar. One Martian day, or sol, lasts about 24 hours 39 minutes. This near-match has been convenient for rover missions because it lets controllers work on Mars time with only a small shift each day. Among the planets, Mars has the day length most similar to Earth's.

Key Facts

1.A Martian day is about 24 hours 39 minutes
2.A Martian day is called a sol
3.Mars has the most Earth-like rotation period

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"Mars almost matches Earth's day length."

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