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Opportunity Begins Exploring Inside Crater
09.13.07 - 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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Opportunity Takes a Dip Into Victoria Crater
09.11.07 - Today, NASA's Mars Exploration Rover Opportunity entered Victoria Crater for the first time.
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Opportunity Commanded to Enter Crater Today
09.11.07 - Two months after sky-darkening dust from severe storms nearly killed NASA's Mars exploration rovers, the solar powered robots are awake and ready to continue their mission.
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Rovers Resume Driving
08.24.07 - After six weeks of hunkering down during raging dust storms that limited solar power, both of NASA's Mars Exploration Rovers, Spirit and Opportunity, have resumed driving.
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Martian Skies Brighten Slightly
08.07.07 - Slight clearing of still-dusty Martian skies has improved the energy situation for both Spirit and Opportunity, allowing controllers to increase the rovers' science observations.
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Mars Dust Storm Update
07.31.07 - Rover engineers are growing increasingly concerned about the temperature of vital electronics on NASA's Mars Exploration Rover Opportunity while the rover stays nearly inactive due to a series of dust storms that has lasted for more than a month.
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Spirit Sees Dustier Sky
07.26.07 - As of Thursday, July 26, NASA rovers Spirit and Opportunity are both enduring levels of reduced power supply.
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Mars Dust Storm Update
07.20.07 - Having explored Mars for three-and-a-half years in what were missions originally designed for three months, NASA's Mars rovers are facing perhaps their biggest challenge.
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Dust Delays Mars Crater Entry
07.03.07 - A giant dust storm brewing for more than a week on Mars has become worse and is affecting surface operations of the Mars Exploration Rovers, Spirit and Opportunity.
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Spirit Finds Evidence of Ancient Volcanic Explosion
05.03.07 - NASA's Mars Rover Spirit has found evidence of an ancient volcanic explosion. One strong clue is a bomb sag, which on Earth is found when a rock blown skyward by a volcanic explosion falls into soft deposits.
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NASA Mars Rover Churns Up Questions With Sulfur-Rich Soil
03.14.07 - Some bright Martian soil containing lots of sulfur and a trace of water intrigues researchers who are studying information provided by NASA's Spirit rover.
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Mars Rover Completes a 10-K
02.07.07 - NASA's durable Mars Exploration Rover Opportunity is the first robot to travel 10 kilometers on Mars. It reached that total (6.2 miles) during a drive on Feb. 6, seen above.
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NASA Mars Team Teaches Old Rovers New Tricks to Kick Off Year Four
12.28.06 - NASA's twin Mars rovers, nearing the third anniversary of their landings, are getting smarter as they get older.
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NASA Spacecraft Read Layered Clues to Changes on Mars
12.13.06 - Layers on Mars are yielding history lessons revealed by instruments flying overhead and rolling across the surface.
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'McMurdo' Panorama from Spirit's 'Winter Haven'
10.25.06
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NASA Mars Rover Arrives at Dramatic Vista on Red Planet
09.27.06 - NASA's Mars Rover Opportunity has arrived at the rim of a crater approximately five times wider than a previous stadium-sized one it studied for half a year.
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NASA Rover Opportunity Takes First Peek Into Victoria Crater
09.19.06 - On Monday, NASA's Mars rover Opportunity got to within about 160 feet of the rim of the half-mile-wide Victoria Crater, the rover's destination since late 2004.
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NASA Rover Nears Martian Bowl Goal
09.06.06 - NASA's Mars rover Opportunity is closing in on what may be the grandest overlook and richest science trove of its long mission.
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Rovers Head for New Sites
04.12.06 - NASA's Mars rover Spirit has reached a safe site for the Martian winter, while its twin, Opportunity, is making fast progress toward a destination of its own.
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Mars Rovers Get New Manager During Challenging Period
03.17.06 - NASA's long-lived Mars rovers demand lots of care as they age and the Martian winter approaches.
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