Browse Archive
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Students Help Explore Mars through Innovative Program
High school students in three states are working with Mars researchers on observations for an instrument on NASA's Mars Reconnaissance Orbiter.
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New Clues to Guide Search for Life on Mars
NASA's Mars Odyssey orbiter has found evidence of salt deposits.
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NASA Spacecraft Photographs Avalanches on Mars
A NASA spacecraft in orbit around Mars has taken the first ever image of active avalanches near the Red Planet's north pole.
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Spacecraft at Mars Prepare to Welcome New Kid on the Block
Three Mars spacecraft are adjusting their orbits to be over the right place at the right time to listen to NASA's Phoenix lander as it enters the Martian atmosphere on May 25.
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Mars Rovers Sharpen Questions About Livable Conditions
Like salt used as a preservative, high concentrations of dissolved minerals in the wet, early-Mars environment known from discoveries by NASA's Opportunity rover may have thwarted any microbes from developing or surviving.
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Orbiting Camera Details Dramatic Wind Action on Mars
Mars has an ethereal, tenuous atmosphere with less than one-percent the surface pressure of Earth, which challenges scientists to explain complex, wind-sculpted landforms seen with unprecedented detail in images from NASA's Mars Reconnaissance Orbiter.
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Astronomers Rule Out Possibility of Asteroid Impact on Mars
As expected, scientists at JPL's Near-Earth Object Office have further refined the trajectory estimate for asteroid 2007 WD5 and ruled out any possibility of a Mars impact on Jan. 30.
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Mars Orbiter Examines 'Lace' and 'Lizard Skin' Terrain
Scrutiny by NASA's newest Mars orbiter is helping scientists learn the stories of some of the weirdest landscapes on Mars, as well as more familiar-looking parts of the Red Planet.
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Mars Reconnaissance Orbiter Status Report
The flight team for NASA's Mars Reconnaissance Orbiter has put the spacecraft back into operations. Science instruments have been powered up, and observations of Mars have resumed.
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Opportunity Begins Exploring Inside Crater
NASA's Mars Exploration Rover Opportunity finished the last step of a test in-and-out maneuver checking wheel slippage at the rim of Victoria Crater today.
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Operations Extended for Long-Lived Mars Rovers
NASA is extending, for a fifth time, the activities of the Mars Exploration Rovers, Spirit and Opportunity.
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Opportunity Reaches First Target Inside Crater
NASA's Mars Exploration Rover Opportunity has reached its science team's first destination for the rover inside Victoria Crater, information received from Mars late Tuesday confirms.
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Variable Depths to Ice on Mars Mapped
Using observations by NASA's Mars Odyssey orbiter, scientists have discovered that water ice lies at variable depths over small-scale patches on Mars.
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Odyssey Finds Possible Cave Skylights on Mars
NASA's Mars Odyssey spacecraft has discovered entrances to seven possible caves on the slopes of a Martian volcano.
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Mars Technology Is Now Benefiting Earth
Scientists find dual use for extra flight hardware.
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Phoenix: Tasks En Route to Mars Include Course Tweak, Gear Checks
NASA's Phoenix Mars Lander, launched on Aug. 4 and headed to Mars, fired its four trajectory correction thrusters Wednesday for only the second time.
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Mars-Bound Phoenix Adjusts Course
NASA's Phoenix Mars Lander today accomplished the first and largest of six course corrections planned during the spacecraft's flight from Earth to Mars.
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Probing the Red Planet's Unusual Deposits
The radar system on the European Space Agency's Mars Express orbiter has uncovered new details about some of the most mysterious deposits on Mars: the Medusae Fossae Formation.
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Orbiter Views Mars Landing Site Candidates
Less than a year since beginning the prime science phase of its mission, NASA's Mars Reconnaissance Orbiter has passed a mission-success milestone for the amount of data returned.
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Orbiter Provides Insights About Mars Water
NASA's Mars Reconnaissance Orbiter is examining several features on Mars that address the role of water at different times in Martian history.