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by Brownell15
Last updated 9 years ago


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The Solar SystemMars is the 4th planet from the sun.The distance from the sun in AU is 1.524 and 279,000,00 in km. The rotation of Mars is 24 hours and 37 minutes. The orbital period is 686.48 days.


Composition and AtmosphereThe core and surface compositions is mainly Iron Sulfate wrapped in a mantle that are Silicates with the crust made of Basalt.The surface is mostly volcanic Basalt rocks. The soil holds nutrients such as Sodium, Potassium and Magnesium. The composition and atmosphere of Mars include major gases of Carbon Dioxide and minor gases such as Nitrogen and, Argon. The atmosphere of Mars is thin compared to Earth.

HistoryMars was discovered by ancient people. It was named for the Roman god of war. It got its name because of its red blood like color. The symbol represents the sheild and spear of Mars.

Surface conditionsThe maximum temperature is 36C and the minimum temperature is -123C. The wind speeds are 60 miles per hour (mph), 30 miles per second and an average of 20 miles per hour (mph). The weather includes 199 days of Summer, 171 days of Fall and 146 days of Winter. Winter is short and relatively mild. While Summer is long and cool. Mars doesn't get much sun because the sun is far away.

PLANET MEASUREMENTSMass= 6,4219e23KGVoulume= 163billionEquatorial Circumference= 21,344kmMean Denstiy= 3,959cm3Gravity= 3,7m/s2

MoonsMars has two moons,Phobos and Deimos. Both Phobos and Deimos were discovered in 1877 and both look similar to an asteroid. Deimos is the farthest out of the two moons and has fewer craters than Phobos. Phobos also rises every 2 days.



  • Brownell15 9 years ago

    Brownell15's avatar


  • BRS01 9 years ago

    BRS01's avatar

    Nice pictures and good paragraphs....
    you should put more information for the planet mesurments
    -Kelly and Gledy

  • Brownell10 9 years ago

    Brownell10's avatar

    Awesome poster i really like the moving arrows but you have a bit of spelling corrections. And we can't
    really see the credits so make it a bit bigger and i like the pictures ;D

  • Brownell11 9 years ago

    Brownell11's avatar

    Lots of pics . Not enough info.
    -Logan L. & Brady