Mars at a Glance
Everything in a nutshell.

Mars Climate
Seasons, dust storms, clouds, and more!

Surface Features
Giant volcanoes and canyons!

Mars Atlas
Find your way around the Red Planet.

Mars Gravity
How much would you weigh on Mars?

Martian Moons
The diabolical duo: Phobos and Deimos.

Mars in the Solar System
How does Mars measure up against the other planets?

Mars vs. Earth
A comparison of Earth and Mars.

Cydonia
Learn about the controversial "face" on Mars!

The Mars Global Surveyor spacecraft began its prime mapping mission on March 8, 1999. New images are posted regularly at Malin Space Science Systems.

May 27, 1999 - The first global topographic map of Mars, generated from data acquired by the Mars Orbiter Laser Altimeter (MOLA), shows striking features including an impact basin deep enough to swallow Mount Everest. Learn more >>

May 19, 1999 - Astronomers using NASA's Hubble Space Telescope have discovered a cyclonic storm system about four times the size of Texas raging in the northern polar region of the planet Mars. Learn more >>