Explore Worlds
Find Life
Defend Earth
All
All
Sun
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune
Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
Mars Exploration Rovers Update: Opportunity Digs In at Matijevic Hill
While Curiosity and her team found themselves entangled in a media furor over comments, assumptions, and rumors of findings that have yet to be found, Opportunity roved on in November, finishing up the geologic survey of Matijevic Hill and setting a new mileage record along the way.
Mars Exploration Rovers Update: Opportunity Begins Reconnaissance of Matijevic Hill
After spending much of October driving around and taking pictures on Matijevic Hill, Opportunity hunkered down for Halloween and spent the holiday quietly, staying out of mischief's way and the Mars Exploration Rovers (MER) mission roved another month closer to its ninth anniversary of working on the surface of the Red Planet.
Mars Exploration Rovers Update: Opportunity Finds Thrill of Newberries on Matijevic Hill
On reconnaissance of Matijevic Hill, Opportunity has driven right into another Martian mystery, compete with new kinds of “berries,
Mars Exploration Rovers Update: Opportunity Greets Curiosity, Roves to Clay Mineral Hunting Grounds
Opportunity stood down for nine days in early August as Curiosity landed and went through check-out, but on the tenth day the Mars Exploration Rover was back on the road, driving along the northwestern rim of Endeavour Crater and into the
Mars Exploration Rovers Update: Opportunity Works on a Whim, Team to Stand Down for Curiosity
Opportunity roved on to new targets near the rim of Endeavour Crater in July, as the Mars Exploration Rover (MER) team prepared to stand down for the Mars Science Laboratory Curiosity
Mars Exploration Rovers Update: Opportunity Digs Cape York, Roves to New Milestone
Even robots deserve a break once in a while, and when the Mars Odyssey orbiter went into safe mode in June, Opportunity got the chance to hang out and leisurely take in her surroundings at the Red Planet, while the Mars Exploration Rover (MER) mission downshifted into lower gear.
Mars Exploration Rovers Update: Opportunity Departs Winter Site for Field of Veins
The Mars Exploration Rover Opportunity strolled out of her winter haven this May to continue the expedition around Endeavour Crater, roving into yet another Martian spring.
Mars Exploration Rovers Update: Opportunity Begins to Wrap Winter Science, Mission Celebrates Month 100
As winter began to retreat in the southern hemisphere of the Red Planet, Opportunity was commanded to finish up her science assignments in April in preparation for leaving its refuge, and the Mars Exploration Rover mission rolled through its 100th month of exploration.
Mars Exploration Rovers Update: Opportunity Gets Energy Boost and Works Through Depths of Winter
March came in like a lion and went out like a lamb at Meridiani Planum, Mars: Opportunity felt the cold wind on her solar panels, then
Mars Exploration Rovers Update: Opportunity Turns On, Tunes In, and Drops Panoramic Postcard to Earth
There's no hail or snow or sleet, though it is the depth of winter at Meridiani Planum and a cold unimaginable to us has gripped the landscape.
Mars Exploration Rovers Update: Opportunity Celebrates 8, Keeps on Rockin' into Year 9
As Opportunity worked away on its winter science campaign, the Mars Exploration Rover mission quietly completed its eighth Earth year of exploring the surface of the Red Planet last week, and is now roving on into Year 9 of its 90-day mission.
Mars Exploration Rovers Update:Opportunity Climbs to Greeley Haven for Winter, and We Look Back at 2011
As New Year's Eve moved from time zone to time zone across planet Earth, the Mars Exploration Rover (MER) team looked to 2012 and wrapping its eighth Earth year of exploring, while up on the Red Planet Opportunity settled into the
Mars Exploration Rovers Special Update: Opportunity Finds Best Evidence Yet for Liquid Water in Gypsum at Homestake
Mars Exploration Rover Opportunity has discovered gypsum and its
Mars Exploration Rovers Update:Opportunity Crunches Homestake, Scouts Locales for Winter
Opportunity roved toward the end of its eighth year of exploration on the Red Planet and chalking up yet another
Mars Exploration Rovers Update: Opportunity Heads for New Discovery as Winter Blows In at Cape York
Opportunity roved on this month, driving alongside the rim of Endeavour Crater toward the northern end of Cape York in search of more science gold and a place to hunker down for winter.
Mars Exploration Rovers Update: Opportunity Digs In at Endeavour Crater, Team Remembers 9/11
Since leaving the plains of Meridiani, pulling up to Endeavour Crater and checking out its first rock last month, Mars Exploration Rover Opportunity has wasted no time in getting the
Mars Exploration Rover Update: Opportunity Finds Martian Mystery at Endeavour Crater
More than seven and a half years after landing, Opportunity arrived at its long-anticipated destination, the rim of Endeavour Crater, and in less than three weeks found something strange enough to launch a new Martian mystery.
Mars Exploration Rovers Update: Opportunity Arrives at Endeavour Crater, Mission Begins Anew
The Mars Exploration Rover (MER) mission roves back into the exploration spotlight this month as Opportunity arrives at the rim of Endeavour Crater, a destination that wasn't even an impossible dream when the rover landed back in January 2004.
Mars Exploration Rovers Update: Opportunity Closes in on Endeavour as Team Bids Farewell to Spirit
Opportunity seemed to sail with the wind behind her back toward the western rim of Endeavour Crater this month as the Mars Exploration Rover team shifted gears in preparation for a whole new adventure, taking time out only to bid a final farewell both privately and publicly to Spirit.
Mars Exploration Rovers Update: Opportunity Roves Back into Record Books, Spirit is Honored
Opportunity 'burned up' the Meridiani Plains in June as it raced toward its much-anticipated next destination and the Mars Exploration Rover (MER) mission cruised into the 90th month of what was originally to have been a 90-day tour.