Opportunity Explores Marathon Valley, Gets Ready for Upcoming Martian Winter

An overview of Marathon Valley, seen from Opportunity on March 13, as the rover was positioned at the Valley’s northern side, along the western rim of Endeavour Crater. The scene spans from east, at left, to southeast. Image Credit: NASA/JPL-Caltech/Cornell Univ./Arizona State Univ.

With the coming of autumn in the northern hemisphere, the necessary […]

Opportunity Achieves Marathon Distance Feat at Majestic Mars Mountain Overlook

View from Opportunity on Mars today! Opportunity’s view on the day the NASA rover exceeded the distance of a marathon on the surface of Mars on March 24, 2015, Sol 3968. Rover stands at Spirit of Saint Louis crater near mountaintop at Marathon Valley overlook and Martian cliffs at Endeavour crater holding deposits of […]

Opportunity Roves Nearly a Marathon Runner's Distance on Mars

NASA Opportunity Rover looks ahead to Marathon Valley and Martian cliffs on Endeavour crater holding deposits of water altered clay minerals science treasure on Feb. 10, 2015. Rover operates well after 11 Years trekking Mars. This pancam camera photo mosaic was assembled from images taken on Sol 3927 (Feb. 10, 2015) and colorized. Credit: […]

Mars Science Treasure Dead Ahead as Opportunity Celebrates 11th Year Alive Roving Martian Mountain

11 Years on Mars! New mountain top view from NASA’s Opportunity rover taken on the day of her 11th anniversary exploring the Red Planet on Sol 3911, Jan. 24, 2015, since Martian touchdown on Jan. 24, 2004. The view from atop Cape Tribulation was taken just after departing the summit and shows the down […]

Opportunity Tops Martian Mountain! Milestone Achievement 11 Years After Touchdown Reveals Stunning Vista

Stunning new mountain top vista from NASA’s Opportunity rover after reaching summit of Cape Tribulation in January 2015 nearly 11 years after Martian touchdown. Panoramic scene shows vast expanse of Endeavour Crater from highest mountain rover will ever climb. See crater rim expanding out from center and rover solar panels at right and wheel tracks […]

Opportunity Mars Rover Presses On Toward Rich Science Targets Despite Episodic Amnesia

NASA’s Opportunity Mars rover peers out toward Ulysses crater, ejecta rocks, and Martian plains beyond from her Endeavour crater rim location on Sept. 18, 2014. Notice dramatic wheel tracks (right) as rover ascends steep crater slopes. This navcam camera photo mosaic was assembled from images taken on Sol 3787, Sept. 18, 2014 and colorized. […]

Opportunity Rover Celebrates 10th Anniversary Since Arrival on Mars

The Mars Exploration Rover Opportunity was given a 90-day life expectancy; she is currently in her 10th year of Martian exploration. Image Credit: NASA/JPL-Caltech/Cornell/Arizona State Univ.

Less than a year after it broke the record for the farthest-driven NASA vehicle on an alien world, the Mars Exploration Rover-B—better known as “Opportunity”—tomorrow celebrates the 10th anniversary of […]

Mars Rover Opportunity Halfway to Next Destination

The Mars Exploration Rover Opportunity is halfway to its next destination, Solander Point. Photo Credit: NASA / JPL

Since August 2011, NASA’s Mars Exploration Rover Opportunity has been exploring the rim of a 14-mile-wide crater called Endeavour that is geologically very distinct from anything the robot craft had previously encountered. Ancient rocks and clay […]

Opportunity Completes Cruise at Endeavour Crater

Opportunity has been studying the western rim of Endeavour Crater on Mars since the rover arrived there in August 2011. This crater spans 14 miles (22 kilometers) in diameter, or about the same area as the city of Seattle. This is more than 20 times wider than Victoria Crater, the largest impact crater that […]