phoenix mars lander

The Tech Behind the Phoenix Mars Lander's Onboard Cameras

A 3-D stereoscopic imager and a robotic arm camera with an LED flash make up Phoenix's Red Planet gear bag

Say Cheese, Martians!: The Phoenix Lander's main camera can capture 3-D stereoscopic images. Photo by NASA/JPL/University of Arizona

For the past two weeks, NASA's Phoenix Mars Lander has been broadcasting a wealth of incredible images from its landing site in the Martian arctic. I've been refreshing the mission's raw photo stream obsessively—no little green men yet, just gorgeous panoramas and detailed closeups of the most foreign of all foreign lands. Being a bit of a camera geek, I was quite curious as to what kind of hardware was behind the action, and naturally, Phoenix has some pretty sweet gear on board to make it all possible.

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NASA Tweaks a Spacecraft's Path en Route to Mars

Zoning in on the right landing site is key to a safe touchdown for the space agency's latest Red Planet explorer

Setting a spacecraft down on Mars isn't exactly easy—just ask Beagle 2. NASA's Phoenix Mars Lander, en route and due for a May 25 rendezvous with the surface, recently received a course adjustment from mission planners as they try to ensure that the craft doesn't drop down in a danger zone.

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Looking for Water on Mars

NASA bounced back from the disappointing delay of the Dawn asteroid mission this weekend, reminding space fans that another exciting project is about to launch soon. At some point within a three-week window starting August 3, the Phoenix Mars Lander is slated to begin its journey to the Red Planet, ideally touching down in the northern plains sometime next spring. Once on the surface, Phoenix's two large solar panels will open up, and the lander will start to explore nearby ground with its nearly eight-foot-long robotic arm. A miniature weather station onboard will monitor the climate conditions, including the amount of water and dust in the atmosphere, while the arm will dig down beneath the soil, where scientists expect it will find ice. This isn't just wishful thinking: In 2002, the Mars Odyssey Orbiter uncovered evidence that big sections of Mars have water ice buried inches below the soil. The mission is only set to last for three months, but would be the first time that scientists actually use an instrument to come in direct contact with ice on Mars.—Gregory Mone

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