NASA's Spirit rover has faced several challenges over the past five years but it's always been "the little rover that could."› View This Video
Opportunity landed near a geological treasure trove on Mars – and that was just the beginning of the rover's discoveries.› View This Video
Astronaut E. Michael Finke, commander of the Expedition 18 crew currently aboard the International Space Station, has sent a congratulatory video message to NASA's Mars Exploration Rover team in honor of the rovers’ fifth anniversary.› View This Video
NASA scientists have discovered methane on Mars. Scientists are not yet sure what is creating this gas, but the explanation could be biological or geological.› View This Video
In January, JPL will celebrate the fifth anniversary of Spirit and Opportunity landing on Mars, and the twin rovers will continue with their newest adventures.› View This Video
NASA wants your help to name its next rover to Mars.› View This Video
Spirit is talking again, after a dust storm put her in a vulnerable state. Engineers hope her energy will continue to improve.› View This Video
The Mars Lander surpassed its original three-month mission, lasting five months in the Martian northern plains, digging up scientific "firsts" along the way.› View This Video
After surviving a long, cold winter on Mars, both Spirit and Opportunity are on the move again, heading for intriguing science features.› View This Video
Want to know what our intrepid rovers have been up to lately? In our latest Mars Rover report -- Spirit is cloud-watching and Opportunity is moving up in the world.› View This Video
This animation is a scientific illustration of the operation of NASA's Phoenix Mars Lander's Atomic Force Microscope, or AFM. The AFM is part of Phoenix's Microscopy, Electrochemistry, and Conductivity Analyzer, or MECA.
This animation shows the Wet Chemistry Laboratory, an instrument that is part of NASA's Phoenix Mars Lander's Microscopy, Electrochemistry, and Conductivity Analyzer (MECA).
This animation shows a sample delivery to the Wet Chemistry Laboratory, an instrument that is part of NASA's Phoenix Mars Lander's Microscopy, Electrochemistry, and Conductivity Analyzer (MECA).
Now that the worst of Mars winter is past, the intrepid rovers are getting busy again. Find out what Spirit and Opportunity have been up to in our latest Report from Mars.› View This Video
The Mars rovers have weathered dust storms and are now back in action.› View This Video
This simple animation shows how a color image is made from images taken by Phoenix.