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Become a nitrogen atom in the nitrogen cycle in our Traveling Nitrogen Classroom Activity Kit/Game. See all our games, activity kits and classroom activities.

Solar System Coloring Book--Mars

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Distance from Sun: 142,000,000 miles

Diameter: 4,194 miles or about half the diameter of Earth

Number of moons: 2

Length of year: 687 Earth days

Temperature: -266°F to -62°F

Mars is mainly made of rock, with a metallic core.

Mars is the fourth planet from the Sun, and is about half as big as Earth. Mars is covered with red rocks, and has white ice caps at the poles. There are huge volcanoes and lots of craters on the surface. Some scientists think they may have found evidence that primitive life forms existed on Mars long ago. There is no life known to exist on Mars today.

Other Coloring Books:

Sun | Mercury | Venus | Earth | Mars | Asteroids | Jupiter | Saturn | Uranus | Neptune | Pluto | Comets

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Our online store includes fun classroom activities for you and your students. Issues of NESTA's quarterly journal, The Earth Scientist are also full of classroom activities on different topics in Earth and space science!

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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA