Explore Mars
![](/images/icons/mars_interiors.jpg)
The uniquely red global surface of Mars is marked by many interesting features - some like ...
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![](/images/icons/mars_atmosphere..jpg)
The atmosphere of Mars is much thinner than that of Earth, with a surface pressure averaging ...
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![](/images/icons/mars_moons.jpg)
Mars has two small moons, Phobos and Deimos. The red planet does not have any rings. ...
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![](/images/icons/mars_poles.jpg)
The North and South Poles on Mars are similar to the polar regions on Earth in many ways. They ...
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![](/images/icons/mars_facts.jpg)
All of the relevant information about Mars collected on one page, including details about size, orbit ...
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![](/images/icons/mars_myth.jpg)
Mars was the son of Jupiter and Juno, and was the Roman god of war. Mars was the lover of Venus ...
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![](/images/icons/mars_missions.jpg)
In the past few decades, the Russian and American space agencies have sent many spacecraft ...
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![](/images/icons/mars_images.jpg)
Access wonderful captioned photos and illustrations that will inspire and excite you. ...
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![](/images/icons/mars_links.jpg)
These are links to other great web sites about Mars. But beware: you don't want to get caught ...
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Did you know?
Do you know the difference between a
P-wave and an S-wave?
Do you know the difference between perihelion and aphelion?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
SlickensidesxSlickensides : Slickensides are polished striated rock surfaces caused by one rock mass moving across another on a fault.
Click on the word to find out!
Research Highlights
Glaciovolcanoes, they're called, these rumbling mountains where the orange-red fire of magma meets the frozen blue of glaciers. Iceland's Eyjafjallajökull volcano, which erupted recently, is but one of...
Read more![](/olpa/images/iceland_volcano_small.jpg)