Mars Probes

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Russian scientists have recently improved their probe by replacing the drill shown with a scoop device to collect soil in the weak gravity of Phobos, the larger of Mars’ two moons.

Mission Possible

A new probe to a Martian moon may win back respect for Russia’s unmanned space program.
September 2008 | By Anatoly Zak

The roving Mars Science Laboratory prepares to drop to the Martian surface, using a new (for Mars) Skycrane maneuver.

Legs, Bags, or Wheels?

When choosing landing gear for Mars spacecraft, engineers have to weigh their options-literally.
August 2007 | By Tony Reichhardt

The Phoenix lander (artist

Northern Exposure

We've already seen water ice on Mars. NASA's Phoenix lander will reach out and touch it.
August 2007 | By Charles Petit


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