MarsBy Yehna Jung

What does Mars mean in Greek?

Mars was the Roman god of war and agriculture. It may not seem like these two things go together, but they do. Mars protected those who fought for their communities, and stayed home to raise crops for food.

Where is it located?

Mars is the fourth planet from the sun and last inner planet.

What is Mars made of ?

Mars is made of Nickel, Iron, and Silicate.

What is Mars’s atmosphere is made of?

Mars’s atmosphere is made of nitrogen, oxygen, argon.

What is the average temperature on Mars?

Mars average temperature is 36°C ~ -123°C

How many moons does Mars have?

Mars has two moons, their names are Deimos and Phobos. They have lots of holes.

What is the diameter of Mars?

The diameter of Mars is 6,794 km (4,223mi ). It is Earth’s half.

How long does it take Mars to orbit the sun?

Mars take 687 Earth days to orbit the sun.

Interesting Facts

Mars, is the fourth planet and sometimes called Red Planet. It is covered with red rocks and soil that contain rust. Mars has many volcano rises 26 km (16 mi) above the land around it. Canyons, crates, and valleys are features of it surface. No liquid water has been found in Mars, but there is ice at the poles.

Pluto

What does Pluto mean in Greek?

Pluto was thought to be the god to whom all men must eventually go. Romans believed him to be the god of underworld. His name in Greece was Hades.

Where is it located?

Pluto is ninth planet from the Sun and last outer planet.

Pluto is the smallest planet in the solar system.

What is Pluto made of?

• Pluto is made of rocky ice core and Nitrogen ice.

What is Pluto’s atmosphere made up of ?

Pluto’s atmosphere

Is made of methane,

Nitrogen.

What is the average temperature on Pluto?

Pluto’s average

temperature is

-234 :C.

How many moons does Pluto have?

Pluto has there moons. The largest is named Charon. Charon is only slightly smaller than its parent Pluto. For this reason, Pluto and Charon are often called a double system.

What is the diameter of Pluto?

The diameter of Pluto is 2,290 km.

How long does it take Pluto to orbit the sun?

It take 90,410 Earth days to orbit the sun. It is same as about 248 Earth years.

Interesting FactsOne day, there was a trouble in space. The trouble was there was so many same shaped Pluto! Also Pluto don’t have much gravity so Pluto, and Pluto’s moon is rotating together! And scientists said that Pluto is too small. So in 2006, IAU decided that Pluto was no longer a planet.

Comparing

Mars: living thing can live, not hot and have little oxygen. Mars is inner planet, orbit the sun in oval way. If we take a trip Mars, it is easy.

Pluto: living thing can not live, very very cold. Pluto is outer planet, orbits the sun in oval way. If we take a trip to it is very very hard.

References

kidsastronomy