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A mosaic of the Syrtis Major hemisphere of Mars, as would be seen from a spacecraft in orbit 2,000 kilometers above the surface.
The largest U.S. postage stamp ever produced, commemorating the Mars Pathfinder mission.
An enhanced panoramic view of the Martian landscape taken by the Mars Pathfinder lander.
The clearest photos of Mars taken by the Hubble Space Telescope, from Earth orbit.
Mars has two natural satellites (moons). This one is Phobos, an oblong rock with a history of violent collisions.
Is this a fossilized Martian? Unusual microscopic forms found in a rock from the red planet have stirred a controversy among experts.
The famous "face" on Mars...is it a monument constructed by humanoid-worshipping extraterrestrials, or just a big eroded rock?
 

This remarkably detailed look at a Martian valley was produced by combining photographs from the Viking and Mars Global Surveyor spacecraft.

 

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