01.20.11 - 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.
11.04.10 - Nine months after last hearing from the Mars rover Spirit, NASA is stepping up efforts to regain communications with the rover before spring ends on southern Mars in mid-March.
01.04.11 - NASA's Mars Reconnaissance Orbiter has photographed the Mars Exploration Rover Opportunity beside a crater where the rover will spend the seventh anniversary of its landing.
12.23.10 - NASA's Mars Exploration Rover Opportunity will spend a few weeks investigating a football-field-size crater informally named "Santa Maria."
12.22.10 - One Mars movie gives a rover's-eye view of a bluish Martian sunset; another shows the silhouette of Phobos passing in front of the sun.
12.16.10 - 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.
11.18.10 - 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.
11.02.10 - 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.
10.28.10 - 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 and on a continuing basis.
09.21.10 - 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.
09.08.10 - 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.
07.30.10 - 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.
07.28.10 - NASA's Mars Exploration Rover Opportunity has photographed its first dust devil, a challenging feat in the area where Opportunity is working.
06.29.10 - A super-resolution view toward Endeavour Crater from NASA's Mars Exploration Rover Opportunity shows discernible features in the rim of that long-term destination.
06.03.10 - Rocks examined by NASA's Spirit Mars Rover hold evidence of a wet, non-acidic ancient environment that may have been favorable for life.
05.19.10 - NASA's Mars Exploration Rover Project passes a historic Martian longevity record on Thursday, May 20.
05.12.10 - When some Mars explorers learned of plans for a worldwide photography event combining shots taken from thousands of different locations on May 2, 2010, they figured, "Why just one world?"
04.30.10 - 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.
03.31.10 - 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 mode.
03.25.10 - The team that operates NASA's Mars rovers Spirit and Opportunity will receive the 2010 International Space Ops Award for Outstanding Achievement.