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Mars Mission

FAQ about Mars & Earth

QuestionAnswer
The crusts of both Earth and Mars are made of silicates.
The major colors of Mars is red, from a rust-like coating on the surface.
The equatorial diameter of Mars is 4,217 miles.
The equatorial diameter of Earth is 7,962 miles.
The distance from the Sun to Earth is 91.4 to 94.5 million miles.
The distance from the Sun to Mars is 128.4 to 154.8 million miles.
The mantles of both planets contain silicates, but Earth's mantle also contains iron (Fe) and nickel (Ni).
The major colors of Earth are blue water (H2O), white clouds, brown soil, and green vegetation.
The weather on Earth includes polar, temperate, or tropical climates in each season.
The weather on Mars is cold and dry with no precipitation and dust storms which can cover the entire planet.
The lowest point on Mars is Vallis Marinaris at 4 miles deep.
The atmosphere of Mars is 95% carbon dioxide.
The core of Mars is thought to be iron sulfides.
The length of a year on Mars is 687 Earth days.
The core of Earth is iron (Fe) and nickel (Ni).
The atmosphere of Earth is 78% nitrogen (N) and 21 % oxygen (O).
The surface pressure on Earth is 1013 millibars.
The surface pressure on Mars is 7-10 millibars.
The temperature range on Mars is -194º to 72º Fahrenheit.
The temperature range on Earth is -127º to 136º Fahrenheit.
The axis tilt of Mars is 23.5º.
The axis tilt of Earth is 25.2º.
The gravity on Mars is 38% of Earth's gravity.
The highest point on Mars is Olympus Mons at 17 miles (three times as high as Mount Everest).
Created by: brettandjacque