Mars TOP STORY
Mars: The Planet That Lost an Ocean's Worth of Water 
© ESO
Mars' Polar Ocean
A primitive ocean on Mars held more water than Earth's Arctic Ocean, and covered a greater portion of the planet's surface than the Atlantic Ocean does on Earth, according to new results published today.
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Mars TOP STORIES
ISRO's Mars Orbiter Views Eos Chaos on Mars
© ISRO
Eos Chaos
Images of Eos Chaos region of Mars taken by Mars color camera on board ISRO's Mars Orbiter Mission on 5-2-2015 at a spatial resolution of 220 m from an altitude of 4403 km.
ISRO's Mars Orbiter Mission Payload Views the Albedo of Mars
Methane Sensor for Mars (MSM) payload onboard MOM intends to detect the presence of Methane and measure the column density of the same.
Transient Short Circuit Temporarily Halts Curiosity
NASA's Curiosity Mars rover is expected to remain stationary for several days of engineering analysis following an onboard fault-protection action on Feb. 27 that halted a process of transferring sample material between devices on the rover's robotic arm.
Mars Hills Hide Icy Past
A complex network of isolated hills, ridges and small basins spanning 1400 km on Mars is thought to hide large quantities of water-ice.
Strange Plumes Sighted On Mars
Plumes seen reaching high above the surface of Mars are causing a stir among scientists studying the atmosphere on the Red Planet.
Rover Walkabout: Curiosity Rover Report for February 12, 2015 
Curiosity wraps up an investigation at Mars' Pink Cliffs while trying out a style of exploration used by geologists on Earth called "the walkabout."
Opportunity Rover Nears Mars Marathon Feat
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 to where it could surpass that distance.
Cappuccino Swirls at Mars' South Pole
Swirls of chocolate, caramel and cream this image is definitely one to trigger sweet-toothed cravings.
Curiosity Rover at Pahrump Hills
NASA's Curiosity Mars rover can be seen at the "Pahrump Hills" area of Gale Crater in this view from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter.
Meteorite NWA 7034 May Represent Bulk Background of the Martian Crust
NWA 7034, a meteorite found a few years ago in the Moroccan desert, is like no other rock ever found on Earth.
NASA Opportunity Rover: 11 Years on Mars and Counting
The Mars Opportunity rover has driven 25.9 miles (41.7 kilometers) since it landed in the Meridiani Planum region of Mars on Jan. 25, 2004 (Universal Time, which was Jan. 24, PST). That is farther than any other off-Earth surface vehicle has driven.
Video: Mars Helicopter - Crazy Engineering
JPL engineers are working on a small helicopter that could 'scout' a trail for future Mars rovers, but getting a chopper that could fly in the Martian atmosphere is tricky.
Opportunity's Panorama of Cape Tribulation
A panorama from one of the highest elevations that NASA's Mars Exploration Rover Opportunity has reached in its 11 years on Mars includes the U.S. flag at the summit
Mysteries in Nili Fossae
These new images from the high-resolution stereo camera on ESA's Mars Express show Nili Fossae, one of the most enticing regions on Mars.
NASA and Microsoft Collaboration Will Allow Scientists to Work on Mars
NASA and Microsoft have teamed up to develop software called OnSight, a new technology that will enable scientists to work virtually on Mars using wearable technology called Microsoft HoloLens.
The View From Opportunity on Mars
Opportunity just sent some photos back from Mars. We've stitched a few together to show the view. [Larger image] [Source images 1 2 3 4]
Beagle 2 Lander Found on Mars
The UK-led Beagle-2 Mars lander, which hitched a ride on ESA's Mars Express mission and was lost on Mars since 2003, has been found in images taken by a NASA orbiter at the Red Planet.
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Mars: To Boldly Stay
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