Rovers, Spirit, Opportunity, Mars Exploration - Jet Propulsion Laboratory, NASA, CalTech.

Students, hobbyists and others can get a taste of what it's like to construct a scaled-down version of a Mars rover with, instructions from JPL's Open Source Rover Project.

https://www.jpl.nasa.gov/news/news.php?feature=7204&rn=rovers.xml&rst=7204

NASA's Mars rover Opportunity has reached the main destination of its current two-year extended mission -- an ancient fluid-carved valley on the inner slope of a crater rim.

https://www.jpl.nasa.gov/news/news.php?feature=6844&rn=rovers.xml&rst=6844

From its perch high on a ridge, NASA's Mars Exploration Rover Opportunity recorded an image of a Martian dust devil twisting through the valley below.

https://www.jpl.nasa.gov/news/news.php?feature=6265&rn=rovers.xml&rst=6265

NASA's long-lived Mars rover Opportunity is driving to an alternative hillside target after a climb on the steepest slope ever tackled by any Mars rover.

https://www.jpl.nasa.gov/news/news.php?feature=6193&rn=rovers.xml&rst=6193

NASA's senior Mars rover, Opportunity, is working adeptly in some of the most challenging terrain of the vehicle's 12 years on Mars, on a slope of about 30 degrees.

https://www.jpl.nasa.gov/news/news.php?feature=5580&rn=rovers.xml&rst=5580

NASA's Opportunity Mars rover will soon move to a position that will help the sun-powered robot keep active through the Martian winter.

https://www.jpl.nasa.gov/news/news.php?feature=4721&rn=rovers.xml&rst=4721

NASA's Opportunity rover has resumed driving after Mars emerged from behind the sun. Plans call for the rover to examine sites in Marathon Valley during the upcoming winter.

https://www.jpl.nasa.gov/news/news.php?feature=4651&rn=rovers.xml&rst=4651

NASA's Mars Exploration Rover Opportunity is studying an elongated crater called "Spirit of St. Louis" and a rock spire called "Lindbergh Mound" within the crater.

https://www.jpl.nasa.gov/news/news.php?feature=4592&rn=rovers.xml&rst=4592

An elongated crater called "Spirit of St. Louis," with a rock spire in it, dominates a recent scene from the panoramic camera (Pancam) on NASA's Mars Exploration Rover Opportunity.

https://www.jpl.nasa.gov/news/news.php?feature=4570&rn=rovers.xml&rst=4570

A relay run at JPL to celebrate the NASA rover Opportunity's marathon-length trek on Mars featured a test rover accompanied across the finish line by dozens of runners.

https://www.jpl.nasa.gov/news/news.php?feature=4544&rn=rovers.xml&rst=4544

The team operating the Mars Rover Opportunity learned that it experienced a brief amnesia event related to its flash memory, the first since a reformatting a week earlier.

https://www.jpl.nasa.gov/news/news.php?feature=4528&rn=rovers.xml&rst=4528

NASA's Mars Exploration Rover Opportunity completed its first Mars marathon Tuesday -- 26.219 miles (42.195 kilometers) - with a finish time of roughly 11 years and two months.

https://www.jpl.nasa.gov/news/news.php?feature=4521&rn=rovers.xml&rst=4521

Operators of NASA's Opportunity Mars rover have reformatted the rover's onboard flash memory so the team can resume storing data overnight on the rover.

https://www.jpl.nasa.gov/news/news.php?feature=4517&rn=rovers.xml&rst=4517

NASA's Mars Exploration Rover Opportunity is investigating unusual rocks before reformatting the rover's memory and continued driving toward "Marathon Valley."

https://www.jpl.nasa.gov/news/news.php?feature=4502&rn=rovers.xml&rst=4502

Since landing on Mars in January 2004, NASA's Mars Exploration Rover Opportunity has driven nearly as far as a marathon footrace.

https://www.jpl.nasa.gov/news/news.php?feature=4479&rn=rovers.xml&rst=4479

NASA's Mars Exploration Rover Opportunity, continuing to drive while engineers tackle a flash-memory issue, has reached a crater-rim high point on "Cape Tribulation."

https://www.jpl.nasa.gov/news/news.php?feature=4437&rn=rovers.xml&rst=4437

Persistent computer resets and "amnesia" events that have occurred after reformatting the flash memory on the Opportunity rover have prompted a shift to a working mode that avoids the flash d...

https://www.jpl.nasa.gov/news/news.php?feature=4406&rn=rovers.xml&rst=4406

NASA's decade-old Mars Exploration Rover Opportunity is working near the base of a steep-sloped hill called "Wdowiak Ridge," shown in a dramatic new panorama from the rover.

https://www.jpl.nasa.gov/news/news.php?feature=4341&rn=rovers.xml&rst=4341

Wheel tracks from about a month of driving on Mars recede into the distance in a recent color view captured by the Pancam on NASA's Mars Exploration Rover Opportunity.

https://www.jpl.nasa.gov/news/news.php?feature=4281&rn=rovers.xml&rst=4281

An increasing frequency of computer resets on NASA's Mars Exploration Rover Opportunity has prompted the rover team to make plans to reformat the rover's flash memory.

https://www.jpl.nasa.gov/news/news.php?feature=4275&rn=rovers.xml&rst=4275

NASA's Opportunity Mars rover, which landed on the Red Planet in 2004, now holds the off-Earth roving distance record after accruing 25 miles (40 kilometers) of driving.

https://www.jpl.nasa.gov/news/news.php?feature=4232&rn=rovers.xml&rst=4232

NASA's Mars Exploration Rover Opportunity is examining a rocky, windswept ridge where aluminum in a clay mineral was mapped from orbit.

https://www.jpl.nasa.gov/news/news.php?feature=4186&rn=rovers.xml&rst=4186

A new self-portrait by NASA's Mars Exploration Rover Opportunity shows gleaming solar arrays, thanks to recent help from dust-cleaning winds.

https://www.jpl.nasa.gov/news/news.php?feature=4112&rn=rovers.xml&rst=4112

NASA's Mars rover Opportunity has captured a shadow selfie on a slope it is exploring with an increasing power supply, as winds remove some dust and spring days grow longer.

https://www.jpl.nasa.gov/news/news.php?feature=4089&rn=rovers.xml&rst=4089

Researchers determine the Martian rock resembling a jelly doughnut is a piece of a larger rock broken and moved by the wheel of NASA's Mars Exploration Rover Opportunity.

https://www.jpl.nasa.gov/news/news.php?feature=4048&rn=rovers.xml&rst=4048

A decade into a mission planned for only three months, NASA's Mars Exploration Rover Opportunity keeps yielding new findings and surprises about how Mars has changed.

https://www.jpl.nasa.gov/news/news.php?feature=4021&rn=rovers.xml&rst=4021

The public is invited to share, either in person or online, in a 10-year anniversary event for the Mars Exploration Rovers (MER), Spirit and Opportunity, tonight at 7 p.m. PST (10 p.m. EST). ...

https://www.jpl.nasa.gov/news/news.php?feature=4014&rn=rovers.xml&rst=4014

NASA and the Smithsonian National Air and Space Museum in Washington are sponsoring events to mark the 10-year anniversary of the Mars Exploration Rovers.

https://www.jpl.nasa.gov/news/news.php?feature=4002&rn=rovers.xml&rst=4002

Landings of NASA Mars rovers Spirit and Opportunity 10 years ago inspired some students to pursue careers that put them on the team still operating one of those long-lived rovers.

https://www.jpl.nasa.gov/news/news.php?feature=4001&rn=rovers.xml&rst=4001

NASA's Mars Exploration Rover has begun climbing "Solander Point," the northern tip of the tallest hill it has encountered in the mission's nearly 10 Earth years on Mars.

https://www.jpl.nasa.gov/news/news.php?feature=3928&rn=rovers.xml&rst=3928

NASA's Mars rover Opportunity is studying the area of contact between a two rock layers that record environmental conditions from different times in the past.

https://www.jpl.nasa.gov/news/news.php?feature=3875&rn=rovers.xml&rst=3875

An image from Mars orbit taken 10 years after the launch of NASA's Mars Exploration Rover Opportunity shows the long-lived rover on its trek to a new destination on Mars.

https://www.jpl.nasa.gov/news/news.php?feature=3853&rn=rovers.xml&rst=3853

NASA's Mars Exploration Rover Opportunity has driven more than half of the distance needed to get from a site where it spent 22 months to its next destination.

https://www.jpl.nasa.gov/news/news.php?feature=3841&rn=rovers.xml&rst=3841

Approaching its 10th anniversary of leaving Earth, NASA's Mars Exploration Rover Opportunity is on the move again, trekking to a new study area still many weeks away.

https://www.jpl.nasa.gov/news/news.php?feature=3822&rn=rovers.xml&rst=3822

NASA will hold a media teleconference at 9 a.m. PDT (noon EDT) on Friday, June 7, to provide an update about the long-lived Mars Exploration Rover Opportunity.

https://www.jpl.nasa.gov/news/news.php?feature=3821&rn=rovers.xml&rst=3821

NASA's senior Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on "Cape York" with examination of a rock intensely altered by water.

https://www.jpl.nasa.gov/news/news.php?feature=3796&rn=rovers.xml&rst=3796

NASA's Mars Exploration Rover Opportunity has exited a standby mode and is now executing a sequence of commands sent by the rover team.

https://www.jpl.nasa.gov/news/news.php?feature=3780&rn=rovers.xml&rst=3780

Though NASA's newer Mars rover has been capturing more attention recently, durable Opportunity remains hard at work after nine years of roving on the Red Planet.

https://www.jpl.nasa.gov/news/news.php?feature=3664&rn=rovers.xml&rst=3664

The latest work assignment for NASA's long-lived Mars rover Opportunity is a further examination of an area where the robot just completed a walkabout.

https://www.jpl.nasa.gov/news/news.php?feature=3611&rn=rovers.xml&rst=3611

NASA's long-lived rover Opportunity has returned an image of the Martian surface that is puzzling researchers.

https://www.jpl.nasa.gov/news/news.php?feature=3517&rn=rovers.xml&rst=3517

The mission team for NASA's long-lived Mars Exploration Rovers Spirit and Opportunity will be awarded the Haley Space Flight Award.

https://www.jpl.nasa.gov/news/news.php?feature=3508&rn=rovers.xml&rst=3508

A 360-degree view combining 817 separate images displays features that surrounded NASA's Mars rover Opportunity during a four-month winter work campaign.

https://www.jpl.nasa.gov/news/news.php?feature=3425&rn=rovers.xml&rst=3425

Late-afternoon shadows add punch to a false-color vista of Endeavour Crater on Mars from NASA's Opportunity rover.

https://www.jpl.nasa.gov/news/news.php?feature=3376&rn=rovers.xml&rst=3376

With its daily supply of solar energy increasing, NASA's Mars Exploration Rover Opportunity has driven off the sunward-tilted outcrop, Greeley Haven.

https://www.jpl.nasa.gov/news/news.php?feature=3364&rn=rovers.xml&rst=3364

A crater NASA's Mars rover Opportunity drove for years to reach is paying off with evidence about wet environments older than any recorded at sites the rover has seen before.

https://www.jpl.nasa.gov/news/news.php?feature=3359&rn=rovers.xml&rst=3359

On the eighth anniversary of starting to explore Mars, NASA's rover Opportunity remains busy with new investigations.

https://www.jpl.nasa.gov/news/news.php?feature=3262&rn=rovers.xml&rst=3262

Researchers plan to keep NASA's Opportunity rover busy through Martian winter at a sun-facing site, "Greeley Haven," where a study of the planet's core has begun.

https://www.jpl.nasa.gov/news/news.php?feature=3244&rn=rovers.xml&rst=3244

A view of a memorial to victims of the Sept. 11, 2001, attacks on the World Trade Center towers was taken on Mars yesterday, on the 10th anniversary of the attacks.

https://www.jpl.nasa.gov/news/news.php?feature=3136&rn=rovers.xml&rst=3136

Two interplanetary memorials to victims of the Sept. 11, 2001, attacks reside on Mars in tools from New York used by NASA's Mars rovers Spirit and Opportunity.

https://www.jpl.nasa.gov/news/news.php?feature=3131&rn=rovers.xml&rst=3131

NASA's Mars Exploration Rover Opportunity has captured eye-catching images of Martian terrain from its new perch at Endeavour Crater.

https://www.jpl.nasa.gov/news/news.php?feature=3109&rn=rovers.xml&rst=3109

After a journey of almost three years, NASA's Mars Exploration Rover Opportunity has reached the Red Planet's Endeavour crater to study rocks never seen before.

https://www.jpl.nasa.gov/news/news.php?feature=3098&rn=rovers.xml&rst=3098

NASA's Mars Exploration Rover Opportunity may reach the rim of Endeavour crater in coming days.

https://www.jpl.nasa.gov/news/news.php?feature=3096&rn=rovers.xml&rst=3096

NASA's Mars rover Spirit, which overcame many obstacles during a prolonged lifetime to achieve discoveries about water and environments on ancient Mars, has finished its work.

https://www.jpl.nasa.gov/news/news.php?feature=3013&rn=rovers.xml&rst=3013

NASA is ending attempts to regain contact with the long-lived Mars Exploration Rover Spirit, which last communicated on March 22, 2010.

https://www.jpl.nasa.gov/news/news.php?feature=3009&rn=rovers.xml&rst=3009

A dance-step pattern visible in wheel tracks imprinted recently by NASA's Mars Exploration Rover Opportunity results from use of an autonomous hazard-checking technique.

https://www.jpl.nasa.gov/news/news.php?feature=3002&rn=rovers.xml&rst=3002

A relatively young crater on Mars informally bears the name of the Freedom 7 spacecraft that astronaut Alan Shepard piloted in America's first human spaceflight 50 years ago.

https://www.jpl.nasa.gov/news/news.php?feature=2988&rn=rovers.xml&rst=2988

Approaching the 50th anniversary of the first human spaceflight, Mars rover team members are remembering a Martian rock informally named for Yuri Gagarin.

https://www.jpl.nasa.gov/news/news.php?feature=2967&rn=rovers.xml&rst=2967

Hopes for reviving NASA's Spirit Mars rover dimmed further with passage last week of the point at which the rover's locale received its maximum sunshine for the Martian year.

https://www.jpl.nasa.gov/news/news.php?feature=2945&rn=rovers.xml&rst=2945

The team operating NASA's Mars rover Opportunity will temporarily suspend commanding for 16 days after the rover's seventh anniversary next week, but the rover will stay busy.

https://www.jpl.nasa.gov/news/news.php?feature=2884&rn=rovers.xml&rst=2884

NASA's Mars Exploration Rover Opportunity will spend a few weeks investigating a football-field-size crater informally named 'Santa Maria.'

https://www.jpl.nasa.gov/news/news.php?feature=2862&rn=rovers.xml&rst=2862

A new Mars movie clip gives us a rover's-eye view of a bluish Martian sunset, while another clip shows the silhouette of the moon Phobos passing in front of the sun.

https://www.jpl.nasa.gov/news/news.php?feature=2859&rn=rovers.xml&rst=2859

NASA's Mars Opportunity rover is getting important tips from an orbiting spacecraft as it explores areas that might hold clues about past Martian environments.

https://www.jpl.nasa.gov/news/news.php?feature=2852&rn=rovers.xml&rst=2852

NASA's Mars Exploration Rover Opportunity has visited and photographed two craters informally named for the spacecraft that carried men to the moon 41 years ago this week.

https://www.jpl.nasa.gov/news/news.php?feature=2820&rn=rovers.xml&rst=2820

The project team that built and operates the Mars rovers Spirit and Opportunity has become the first NASA space mission to use cloud computing for daily mission operations.

https://www.jpl.nasa.gov/news/news.php?feature=2799&rn=rovers.xml&rst=2799

The ground where NASA's Mars Exploration Rover Spirit became stuck last year holds evidence that water, perhaps as snow melt, trickled into the subsurface fairly recently.

https://www.jpl.nasa.gov/news/news.php?feature=2788&rn=rovers.xml&rst=2788

A dark rock about the size of a toaster oven is visible in images NASA's Mars rover Opportunity took on Sept. 16. It may be a meteorite. The rover is going for a closer look.

https://www.jpl.nasa.gov/news/news.php?feature=2744&rn=rovers.xml&rst=2744

During a long drive on Labor Day, NASA's Mars Exploration Rover Opportunity reached the estimated halfway point of its journey from Victoria Crater to Endeavour Crater.

https://www.jpl.nasa.gov/news/news.php?feature=2728&rn=rovers.xml&rst=2728

NASA mission controllers have not heard from the Mars Exploration Rover Spirit since March 22, and the rover is facing its toughest challenge yet - trying to survive the harsh Martian winter....

https://www.jpl.nasa.gov/news/news.php?feature=2689&rn=rovers.xml&rst=2689

NASA's Mars Exploration Rover Opportunity has photographed its first dust devil, a challenging feat in the area where Opportunity is working.

https://www.jpl.nasa.gov/news/news.php?feature=2686&rn=rovers.xml&rst=2686

Rocks examined by NASA's Spirit Mars Rover hold evidence of a wet, non-acidic ancient environment that may have been favorable for life.

https://www.jpl.nasa.gov/news/news.php?feature=2624&rn=rovers.xml&rst=2624

NASA's Mars Exploration Rover Project will pass a historic Martian longevity record on Thursday, May 20.

https://www.jpl.nasa.gov/news/news.php?feature=2605&rn=rovers.xml&rst=2605

NASA's Mars Exploration Rover Opportunity has captured a new view of the rim of Endeavour crater, the rover's destination in a multi-year traverse along the sandy Martian landscape.

https://www.jpl.nasa.gov/news/news.php?feature=2586&rn=rovers.xml&rst=2586

NASA's Mars Exploration Rover Spirit skipped a planned communication session on March 30 and, as anticipated from recent power-supply projections, has probably entered a low-power hibernation...

https://www.jpl.nasa.gov/news/news.php?feature=2540&rn=rovers.xml&rst=2540

The team that operates NASA's Mars rovers Spirit and Opportunity will receive the 2010 International Space Ops Award for Outstanding Achievement.

https://www.jpl.nasa.gov/news/news.php?feature=2532&rn=rovers.xml&rst=2532

NASA's Mars Exploration Rover Opportunity today surpassed 20 kilometers (12.43 miles) of total driving since it landed on Mars 74 months ago.

https://www.jpl.nasa.gov/news/news.php?feature=2530&rn=rovers.xml&rst=2530

Weird coatings on rocks beside a young Martian crater remain puzzling after a preliminary look at data from examination of the site by NASA's Opportunity rover.

https://www.jpl.nasa.gov/news/news.php?feature=2528&rn=rovers.xml&rst=2528

NASA's Mars Exploration Rover Opportunity, now in its seventh year on Mars, has a new capability to make its own choices about whether to make additional observations of rocks that it spots o...

https://www.jpl.nasa.gov/news/news.php?feature=2526&rn=rovers.xml&rst=2526

NASA's Mars Exploration Rover Spirit is now parked for the winter.

https://www.jpl.nasa.gov/news/news.php?feature=2481&rn=rovers.xml&rst=2481

After six years of unprecedented exploration of the Red Planet, NASA's Mars Exploration Rover Spirit no longer will be a fully mobile robot.

https://www.jpl.nasa.gov/news/news.php?feature=2463&rn=rovers.xml&rst=2463

NASA's Mars exploration rover Opportunity is allowing scientists to get a glimpse deep inside Mars.

https://www.jpl.nasa.gov/news/news.php?feature=2457&rn=rovers.xml&rst=2457

The rover team has begun driving Spirit backward as next technique for attempting to extricate the rover from the sand trap where it is embedded.

https://www.jpl.nasa.gov/news/news.php?feature=2456&rn=rovers.xml&rst=2456

The list of remaining maneuvers being considered for extricating Spirit is becoming shorter.

https://www.jpl.nasa.gov/news/news.php?feature=2445&rn=rovers.xml&rst=2445

NASA's Mars rover Spirit will mark six years of unprecedented science exploration and inspiration for the American public on Sunday.

https://www.jpl.nasa.gov/news/news.php?feature=2427&rn=rovers.xml&rst=2427

Spirit's drive on Sol 2120 (Dec. 19, 2009) included commands for using all six wheels.

https://www.jpl.nasa.gov/news/news.php?feature=2419&rn=rovers.xml&rst=2419

Spirit's right-front wheel, which had stopped operating in March 2006, revolved with apparently normal motion during the first three of four driving segments on Sol 2117 (Wednesday, Dec. 16) ...

https://www.jpl.nasa.gov/news/news.php?feature=2414&rn=rovers.xml&rst=2414

Diagnostic tests were run on Spirit's right-rear wheel and right-front wheel on Sol 2113 (Dec. 12, 2009).

https://www.jpl.nasa.gov/news/news.php?feature=2408&rn=rovers.xml&rst=2408

Results of diagnostic tests on Spirit's right-rear wheel on Sol 2109 (Dec. 8, 2009) continue to indicate a troubled wheel, which may leave the rover with only four operable wheels.

https://www.jpl.nasa.gov/news/news.php?feature=2399&rn=rovers.xml&rst=2399

A series of diagnostic tests on Spirit's right-rear wheel on sols 2104 and 2105 (Dec. 3 and 4) investigated stalls that occurred on Sol 2099 (Nov. 28) and earlier.

https://www.jpl.nasa.gov/news/news.php?feature=2391&rn=rovers.xml&rst=2391

Spirit's right-rear wheel stalled again on Sol 2099 (Nov. 28, 2009) during the first step of a two-step extrication maneuver.

https://www.jpl.nasa.gov/news/news.php?feature=2387&rn=rovers.xml&rst=2387

On Sol 2095 (Tuesday, Nov. 24), Spirit performed a set of diagnostic actions related to a stall of the right-rear wheel on the previous drive, three days earlier.

https://www.jpl.nasa.gov/news/news.php?feature=2382&rn=rovers.xml&rst=2382

Spirit experienced a wheel stall with the right-rear wheel during the second step of a two-step drive on Sol 2092 (Saturday, Nov. 21).

https://www.jpl.nasa.gov/news/news.php?feature=2373&rn=rovers.xml&rst=2373

Because the first extrication drive for Spirit, on Sol 2088 (Nov. 17), stopped as soon as it began due to an exceeded tilt limit, the plan for an extrication drive on Sol 2090 (Nov. 19) will ...

https://www.jpl.nasa.gov/news/news.php?feature=2368&rn=rovers.xml&rst=2368

The preliminary results from the first extrication drive for Spirit on Sol 2088 (Nov. 17, 2009) indicate the rover stopped less than 1 second after it began, sensing more vehicle lateral tilt...

https://www.jpl.nasa.gov/news/news.php?feature=2366&rn=rovers.xml&rst=2366

NASA will begin transmitting commands to its Mars exploration rover Spirit on Monday as part of an escape plan to free the venerable robot from its Martian sand trap.

https://www.jpl.nasa.gov/news/news.php?feature=2356&rn=rovers.xml&rst=2356

Until Oct. 24, NASA's Mars Exploration Rover had gone more than six months without an episode of amnesia-like symptoms like those that appeared on four occasions earlier this year.

https://www.jpl.nasa.gov/news/news.php?feature=2346&rn=rovers.xml&rst=2346

Engineers using test rovers on Earth to prepare for extracting the sand-trapped Spirit rover on Mars have added a new challenge to their preparations.

https://www.jpl.nasa.gov/news/news.php?feature=2339&rn=rovers.xml&rst=2339

Tests on Earth simulating Spirit's predicament on Mars have reinforced understanding that getting Spirit to rove again will be very difficult.

https://www.jpl.nasa.gov/news/news.php?feature=2311&rn=rovers.xml&rst=2311

The amount of electricity generated by the solar panels on Spirit has been declining for the past several Martian days, or sols, as a regional dust storm moved southward and blocked some of t...

https://www.jpl.nasa.gov/news/news.php?feature=2293&rn=rovers.xml&rst=2293

A second, lighter-weight test rover has entered the testing setup at JPL where rover team members are assessing strategy for getting Spirit out of soft soil where it is embedded on Mars.

https://www.jpl.nasa.gov/news/news.php?feature=2291&rn=rovers.xml&rst=2291

Today marks the 2,000th Martian day, or sol, of what was initially planned as a 90-sol mission on Mars for NASA's Spirit rover.

https://www.jpl.nasa.gov/news/news.php?feature=2285&rn=rovers.xml&rst=2285