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Insight Horizon Media

Is a year on Mars the same as a year on Earth?

Author

Sarah Cherry

Published Feb 18, 2026

Is a year on Mars the same as a year on Earth?

Compared to Earth, a year on Mars lasts almost twice as long – 686.98 Earth days. This is due to the fact that Mars is significantly farther from the Sun and its orbital period (the time it takes to orbit the Sun) is significantly greater than that of Earth’s.

How long is a month on Mars?

Martian days (sols) and months A martian year is 668.6 sols (martian solar days) long and a sol is 88775.245 seconds long. Martian months are defined as spanning 30 degrees in solar longitude. Due to the eccentricity of Mars’ orbit, martian months are thus from 46 to 67 sols long, as shown in the table below.

Why is it year 36 on Mars?

Both Earth and Mars are about 4.5 billion years old. The count began at Mars Year 1, at the northern spring equinox of April 11, 1955. A major dust storm on Mars raged in the second half of that Mars year (sometimes called the great dust storm of 1956). February 7, 2021, marks the start of Year 36 on Mars.

Why does it take 7 months to reach Mars?

It takes the Earth one year to orbit the Sun and it takes Mars about 1.9 years ( say 2 years for easy calculation ) to orbit the Sun. The elliptical orbit which carries you from Earth to Mars is longer than Earth’s orbit, but shorter than Mars’ orbit. So it takes nine months to get to Mars.

What happens if you spend 5 years in space?

If you mean after 5 years in space, upon arrival back on Earth everyone will be 50 years older.

How many days is a year on Mars?

687 days
Mars/Orbital period

The Earth zips around the Sun at about 67,000 miles per hour, making a full revolution in about 365 days – one year on Earth. Mars is a little slower, and farther from the sun, so a full circuit takes 687 Earth days – or one Mars year. That longer year means longer seasons too.

Does Mars have 24 months?

In general, there are 24 months on Mars. However, different culture has given the months different names. One of the most popular ones is the 24 solar terms used by Chinese. Each martian year starts with the Vernal or Spring Equinox on Mars.

How many hours are in a day on Mars?

1d 0h 37m
Mars/Length of day

What year is it on Mercury?

88 days
Mercury/Orbital period