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?
Did you know that
black holes have such high
gravitational pull that not even
light can escape? Find out more about other
strange stuff in space!
Did you know that "megalith" means "big rock", which is certainly a good description of Stonehenge?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
MantlexMantle : Part of the earth's interior between the metallic outer core and the crust.
Click on the word to find out!
Research Highlights
Conservation efforts aimed at protecting endangered Caribbean corals may be overlooking regions where corals are best equipped to evolve in response to global warming and other climate challenges. That's...
Read more![](/olpa/images/coral_endangered_small.jpg)