Humphrey on the Inside

An oblique, northward-looking view based on stereo orbital imaging, shows the location of Opportunity on its journey from Cape York to Solander Point when HiRISE took the new color image.

Scientists and engineers who worked on NASA’s Opportunity rover give mission leadership a round of applause in Mission Control at NASA’s Jet Propulsion Laboratory in Pasadena, California.

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 cylindrical-perspective stereo mosaic was created from navigation camera images acquired by NASA's Mars Exploration Rover Spirit during Spirit's sol 153, on June 8, 2004. Spirit is pointing to...

In the fourth season of “On a Mission” we’ll be transported to the Red Planet with all five of NASA’s Mars rovers.

This image shows the location of the rover-containing section of new color image in relation to Solander Point.

This image is an edited version of the last 360-degree panorama taken by the Opportunity rover's Pancam from May 13 through June 10, 2018. The version of the scene is presented in approximate true ...

Two generations of Rovers.

Members of the Mars Exploration Rovers Assembly, Test and Launch Operations team gather around Rover 2 and its predecessor, a flight spare of the Pathfinder mission's Sojourner rover, named Marie C...

As Opportunity crept farther into "Endurance Crater," the dune field on the crater floor appears even more dramatic, as seen in this false-color image.

What looks like the rover "neck and head" is called the Pancam Mast Assembly.

Suspended by an overhead crane in the Payload Hazardous Servicing Facility, the Mars Exploration Rover (MER) aeroshell is guided by workers as it moves to a rotation stand.

Download a PDF of the 2013 - 2014 Mars Calendar.

A lunar eclipse, a solar eclipse and Mars has a close encounter with a comet.

NASA'S Mars Exploration Rover Spirit captured this westward view from atop a low plateau where Sprit spent the closing months of 2007.

While driving eastward toward the northwestern flank of "McCool Hill," Spirit's wheels churned up the largest amount of bright soil discovered to that point in the mission. This image from Spirit's...

This is one of the first images beamed back to Earth shortly after the Mars Exploration Rover Spirit landed on the red planet.

Protected by large airbags, the lander falls away from the parachute, landing safely on Mars.

This image from the panoramic camera (Pancam) on NASA's Mars Exploration Rover Opportunity shows where a rock called "Pinnacle Island" had been before it appeared in front of the rover in early Jan...

Mars Exploration Rover parachute deployment testing

This image taken at Meridiani Planum, Mars, by the panoramic camera on the Mars Exploration Rover Opportunity shows the rover's Moessbauer spectrometer (circular device in center), located on its i...

This scene from NASA's Mars Exploration Rover Opportunity shows "Lunokhod 2 Crater," which lies south of "Solander Point" on the west rim of Endeavour Crater.

This image from the front hazard-avoidance camera (Hazcam) on the NASA Mars Exploration Rover Opportunity shows the rover's arm extended for examination of a target called "Onaping" at the base of ...

The boulder-studded ridge in this scene recorded by NASA's Mars Exploration Rover Opportunity is "McClure-Beverlin Escarpment," informally named for Jack Beverlin and Bill McClure, engineers who on...

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 (October 31, 2010).