With a diameter of around 6,792 km, it is the second smallest planet in the solar system, followed by Earth. Read on for awesome facts about Mars.
1. Both Mars and Earth are rocky planets and have a similar surface structure. Did you know planets can be gaseous or rocky? Discover more about it in this article on facts about exoplanets.
2. The atmosphere of Mars is 61 times thinner than Earth’s. Unlike earth, the atmosphere of Mars is composed mostly of Carbon Dioxide.
3. On Mars, you’ll have to follow a 687 earth-day calender. The duration of day on Mars is 37 minutes longer than that of Earth’s.
4. Mars has icy poles just like the earth. While water is a rare find on most of Mars’ surface, the ice sheet on the poles are actually quite thick.
5. Galileo Galilei was the first person to observe Mars with a telescope. He did it in 1609, at 45 years of age.
6. The largest volcano of the solar system is on Mars. Its height is 21 kilometers and measures 550 kilometers in diameter. Its name is Olympus Mons.
7. Mars has a Grand Canyon just like the earth. It is about 4 kilometers deep and about 4,000 kilometers long, making much grander than the Grand Canyon in on Earth. It is called Valles Marineris canyon on Mars.
8. Just like Earth, Mars has 4 seasons, which are spring, summer, autumn, and winter.
9. There is no liquid water on Mars due to its atmosphere. Water can only be found in gaseous or frozen state on Mars.
10. Mars had its own ice age that occured about 400,000 years ago. This was when nearly entire Mars was a frozen desert except its equatorial region.
11. Mars’ average temperature is -63 degrees celsius, 77 degrees colder than Earth.
12. Three people from Yemen sued NASA for entering Mars without permission. As per them, they inherited Mars from their ancestors 3000 years ago.
13. Mars has two moons, Phobos and Deimos. Deimos is small measuring just 20 kilometers in diameter, while Phobos measures 22 kilometers in diameter.
14. Recently, NASA’s curiosity rover died on Mars after sending useful data to earth for 16 years. It died because a dust storm prevented its solar cell panels from getting the sunlight. Its last words were, “My battery is low and it’s getting dark.”