6th Year Anniversary Graphic

A "Martian mechanic" checks beneath the completely deployed Rover 1 lander. Atop the lander is Rover 1 with its wheels and solar arrays in the stowed position.

This stereo vista from NASA's Mars Exploration Rover Opportunity shows "Wdowiak Ridge," from left foreground to center, as part of a northward look with the rover's tracks visible at right. The ima...

NASA's Mars Exploration Rover Opportunity used its panoramic camera to record this eastward horizon view on the 2,407th Martian day, or sol, of the rover's work on Mars (Oct. 31, 2010).

The yellow line on this map shows where NASA's Mars Rover Opportunity has driven from the place where it landed in January 2004 -- inside Eagle crater, at the upper left end of the track -- to a po...

Opportunity used its panoramic camera to take the images combined into this mosaic view of the rover.

The flat-faced rock near the center of this image is a target for contact investigation by NASA's Mars Exploration Rover Opportunity in early March 2015.

Researchers used NASA's Mars Exploration Rover Opportunity to find a water-related mineral on the ground that had been detected from orbit, and found it in the dark veneer of rocks on the rim of En...

The "Lion King" panorama was the largest panorama obtained by either rover in 2004.

In February 2015, NASA's Mars Exploration Rover Opportunity is approaching a cumulative driving distance on Mars equal to the length of a marathon race. This map shows the rover's position relative...

Take JPL Education's Pi Day challenge featuring real-world questions about NASA spacecraft -- then tweet your answers to @NASAJPL_Edu using the hashtag #PiDay. Answers will be revealed on March 16.

A self-portrait of NASA's Mars Exploration Rover Opportunity taken by the rover's panoramic camera (Pancam) in late March 2014 shows effects of recent winds removing much of the dust from the rover...

An elongated crater called "Spirit of St. Louis," with a rock spire in it, dominates this stereo view from NASA's Mars Exploration Rover Opportunity.

Bekah Sosland was an eighth-grade student in Fredericksburg, Texas, when NASA's Mars Exploration Rovers Spirit and Opportunity landed on Mars in January 2004.

Faire atterrir une sonde sur Mars est l’une des choses les plus complexes à réaliser. Cette vidéo de 60 secondes explique comment cela est possible, et illustre les trois systèmes d'atterrissage ut...

Near the lower left corner of this view is the three-petal lander platform that NASA's Mars Exploration Rover Spirit drove off in January 2004.

The target beneath the tool turret at the end of the rover's robotic arm in this image from NASA's Mars Exploration Rover Opportunity is "Private John Potts." It lies high on the southern side of "...

This Sept. 21, 2016, scene from the panoramic camera (Pancam) on NASA's Mars Exploration Rover Opportunity shows "Spirit Mound" overlooking the floor of Endeavour Crater. The mound stands near the ...

An artist's concept portrays a NASA Mars Exploration Rover on the surface of Mars.

This view of a 90-foot-wide, relatively fresh crater on Mars, "Orion Crater," combines images from the left eye and right eye of the Panoramic Camera (Pancam) on NASA's Mars Exploration Rover Oppor...

Researchers used the panoramic camera (Pancam) on NASA's Mars Exploration Rover Opportunity to capture this 10-second-exposure view of comet C/2013 A1 Siding Spring as it passed near Mars on Oct. 1...

This enhanced-color view from within "Perseverance Valley," on the inner slope of the western rim of Mars' Endurance Crater, includes wheel tracks from the Opportunity rover's descent of the valley...

This is a zoomed in view on Spirit 's "Lookout" panorama on the drive up to the summit "Husband Hills."

Taken on June 10, 2018 (the 5,111th Martian day, or sol, of the mission) this “noisy,” incomplete image was the last data NASA's Opportunity rover sent back from Perseverance Valley on Mars. 

This rock, dubbed "Gasconade," was investigated by NASA's Mars Exploration Rover Opportunity while the rover was perched on "Spirit Mound" at the western edge of Mars' Endeavour Crater. Four Oct. 2...

Drive along with NASA’s Opportunity Mars rover and hear the voices of scientists and engineers behind the mission. Designed to run for 90 days, the exploration spanned more than 15 years from 2004 ...