Nutrients and episodes with thin films of water during long-term climate cycles may sometimes make arctic Mars a favorable environment for microbes.
NASA's activities in social networking media will be recognized Wednesday in New York, when the agency receives an award for its presence on the popular Web site Twitter.
After nearly a month of daily checks to determine whether Martian NASA's Phoenix Mars Lander would be able to communicate again, the agency has stopped using its Mars orbiters to hail the lander and listen for its beep.
Phoenix has won recognition from Popular Science magazine as an innovation worthy of the publication's "Best of What's New" Grand Award in the aviation and space category.
NASA's Phoenix Mars Lander has ceased communications after operating for more than five months.
NASA's Phoenix Mars Lander has communicated with controllers daily since Oct. 30 through relays to Mars orbiters.
Phoenix, with its solar-electric power shrinking due to shorter daylight hours and a dust storm, did not respond to an orbiter's attempt to communicate with it Wednesday night and Thursday morning.
NASA'S Phoenix Mars Lander entered safe mode late yesterday in response to a low-power fault brought on by deteriorating weather conditions.
In a race against time and the elements, engineers with NASA's Phoenix Mars Lander mission hope to extend the lander's survival by gradually shutting down some of its instruments and heaters, starting today.
Phoenix has finished scooping soil samples to deliver to its onboard laboratories, and is now preparing to analyze samples already obtained.
Phoenix successfully delivered soil into oven six of the lander's thermal and evolved-gas analyzer on Monday, Oct. 13.
High winds and dust devils blew through Phoenix's landing site last weekend. These two short videos show them in action.
NASA's Phoenix Mars Mission is being honored with a Breakthrough Award by Popular Mechanics magazine today in New York City.
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The Phoenix Lander over the weekend successfully weathered a regional dust storm that temporarily lowered its solar power, and the team is ack investigating the Red Planet's northern plains.
NASA's Phoenix Mars Lander has been digging and excavating Martian soil with its nearly 8-foot-long robotic arm. New images, like this one in 3D, show the trenchwork taken on Oct. 7.
As fall approaches Mars' northern plains, NASA's Phoenix Lander is busy digging into the Red Planet's soil and scooping it into its onboard science laboratories for analysis.
NASA's Phoenix Mars Lander has detected snow falling from Martian clouds. Spacecraft soil experiments also have provided evidence of past interaction between minerals and liquid water, processes that occur on Earth.
NASA's Phoenix Mars Lander slid a rock into a nearby trench Monday to gain access to the soil under the rock.
If the robotic arm on NASA's Phoenix Mars Lander can nudge a rock aside today, scientists on the Phoenix team would like to see what's underneath.
A new color high-resolution image from the Phoenix Mars Lander shows its crumpled heat shield about 150 meters away from the spacecraft.