Mars
Mars, Earth's outer neighbor, is the fourth planet from the Sun. Mars' bright appearance and reddish color stand out in the night sky. Impressive surface features such as enormous volcanoes and valleys are frequently obscured by huge dust storms.
Visit another planet: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Dwarf Planets
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When Nature Strikes - Earthquakes
When Nature Strikes - Volcanoes
When Nature Strikes: Tsunami Classroom Activity
When Nature Strikes: Wildfires - Why are they a challenge to stop?
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Interior and Surface of Mars
The uniquely red global surface of Mars is marked by many interesting features - some like ...Read more
Atmosphere of Mars
The atmosphere of Mars is much thinner than that of Earth, with a surface pressure averaging ...Read more
Moons of Mars
Mars has two small moons, Phobos and Deimos. The red planet does not have any rings. ...Read more
The Poles of Mars
The North and South Poles on Mars are similar to the polar regions on Earth in many ways. They ...Read more
Planetary Facts
All of the relevant information about Mars collected on one page, including details about size, orbit ...Read more
Myth and Culture
Mars was the son of Jupiter and Juno, and was the Roman god of war. Mars was the lover of Venus ...Read more
Missions to Mars
In the past few decades, the Russian and American space agencies have sent many spacecraft ...Read more
Images and Multimedia
Access wonderful captioned photos and illustrations that will inspire and excite you. ...Read more
Mars Links
These are links to other great web sites about Mars. But beware: you don't want to get caught ...Read moreMore about Mars
- Latest News from Mars
- Discovery of Mars
- Animation showing the orbit of Mars
- Tours
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Did you know?
Did you know that the Sun produces a wide range of radiation, in the form of electromagnetic radiation as well as particle radiation?Did you know that many cultures have had myths about the Sun?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?Plate tectonics
xPlate tectonics : The theory supported by a wide range of evidence that considers the Earth's crust and upper mantle to be composed of several large, thin, relatively rigid plates that move relative to one another.
Click on the word to find out!
Research Highlights
Triggers of Volcanic Eruptions in Oregon's Mount Hood Investigated
A new study has found that a mixing of two different types of magma is the key to the historic eruptions of Mount Hood, Oregon's tallest mountain, and that eruptions often happen in a relatively short...Read more
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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.
