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Opportunity and Spirit Reach Out →
Each of NASA's two Mars Exploration Rovers is using its versatile robotic arm for positioning tools at selected targets on the red planet.
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Mars Rover Spirit Restored to Health →
NASA's Mars Exploration Rover Spirit is healthy again, the result of recovery work by mission engineers since the robot developed computer-memory and communications problems 10 days ago.
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Opportunity Rolls onto Martian Ground →
NASA's Mars Exploration Rover Opportunity drove down a reinforced fabric ramp at the front of its lander platform and onto the soil of Mars' Meridiani Planum this morning.
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Spirit Gets Back To Work
The Mars rover resumed taking pictures as engineers continue work on restoring its health.
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Opportunity Begins Standing Up →
NASA's Opportunity rover has untucked its front wheels and latched its suspension system in place, key steps in preparing to drive off its lander and onto martian soil.
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Scientists Thrilled to See Layered Rocks →
New pictures from NASA's Opportunity reveal thin layers in rocks just a stone's throw from the lander platform where the rover temporarily sits.
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Opportunity Sits in a Small Crater
A 300-million-mile hole in one.
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Opportunity Images Show Bizarre Landscape
As if it's a whole different planet.
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NASA Hears From Opportunity Rover On Mars
NASA's second Mars Exploration Rover successfully sent signals to Earth during its bouncy landing and after it came to rest on one of the three side petals of its four-sided lander.
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Spirit Upgraded As Twin Nears Mars
Hours before NASA's Opportunity rover reaches Mars, engineers have found a way to communicate more reliably with its twin, Spirit.
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Rover Team Ready for Second Landing
Opportunity is set to land at 12:05 a.m. EST Jan. 25.
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Spirit Communicates With Earth →
The flight team for NASA's Spirit received data from the rover for 20 minutes in a communication session early this morning.
"The spacecraft sent limited data in a proper response to a ground command, and we're planning for commanding further communication sessions later today," said Mars Exploration Rover Project Manager Pete Theisinger at NASA's Jet Propulsion Laboratory, Pasadena, Calif. -
Latest on Spirit Communication Problem →
Flight-team engineers were encouraged this morning when Spirit sent a simple radio signal acknowledging that the rover had received a transmission from Earth. But, the team is still trying to diagnose the cause of earlier communications difficulties that have prevented any data being returned from Spirit since early Wednesday.
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Spirit Drives to 'Adirondack' →
NASA's Spirit rover has successfully driven to its first target on Mars, a football-sized rock that scientists have dubbed Adirondack.
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Opportunity Closes In on Landing →
With barely a week before reaching Mars, NASA's Opportunity spacecraft adjusted its trajectory, or flight path, today for the first time in four months.
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Spirit Flexes Its Arm →
For the first time, Spirit has reached out with its versatile robotic arm and examined a patch of fine-grained martian soil with a microscope at the end of the arm.
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Spirit Puts Six Wheels on Mars →
NASA's Spirit rover has left its lander and is ready to start exploring the red planet.
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Hang a Right at the Crater
Spirit Gets a Travel Itinerary
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Spirit's Surroundings Beckon in Color Panorama
The first 360-degree color view from NASA's Mars Exploration Rover Spirit presents a range of tempting targets from rocks nearby to hills on the horizon.
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Spirit Rover Nearly Ready to Roll →
Spirit now has its arm and all six wheels free, and only a single cable must be cut before it can turn and roll off its lander onto the soil of Mars.