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  • This color-coded map indicates the depth to icy layers at a site in southern Mars.

    Variable Depths to Ice on Mars Mapped

    05.02.07 - Using observations by NASA's Mars Odyssey orbiter, scientists have discovered that water ice lies at variable depths over small-scale patches on Mars.

  • possible cave on Mars

    Odyssey Finds Possible Cave Skylights on Mars

    09.21.07 - NASA's Mars Odyssey spacecraft has discovered entrances to seven possible caves on the slopes of a Martian volcano.

  • This photo shows an astronaut in a spacesuit and helmet manipulating levers outside the space station. Above his head is the underside of one of the solar panels.

    Mars Technology Is Now Benefiting Earth

    03.21.07 - Scientists find dual use for extra flight hardware.

  • artist concept of Phoenix in space

    Phoenix: Tasks En Route to Mars Include Course Tweak, Gear Checks

    10.30.07 - NASA's Phoenix Mars Lander, launched on Aug. 4 and headed to Mars, fired its four trajectory correction thrusters Wednesday for only the second time.

  • artist concept of Phoenix in space

    Mars-Bound Phoenix Adjusts Course

    08.10.07 - NASA's Phoenix Mars Lander today accomplished the first and largest of six course corrections planned during the spacecraft's flight from Earth to Mars.

  • This image combining a topographic map viewed obliquely with a radargram of the subsurface.

    Probing the Red Planet's Unusual Deposits

    11.01.07 - The radar system on the European Space Agency's Mars Express orbiter has uncovered new details about some of the most mysterious deposits on Mars: the Medusae Fossae Formation.

  • Color Image of Layers in Holden Crater

    Orbiter Views Mars Landing Site Candidates

    10.10.07 - Less than a year since beginning the prime science phase of its mission, NASA's Mars Reconnaissance Orbiter has passed a mission-success milestone for the amount of data returned.

  • False-color image of gully channels on Mars

    Orbiter Provides Insights About Mars Water

    09.20.07 - NASA's Mars Reconnaissance Orbiter is examining several features on Mars that address the role of water at different times in Martian history.

  • Odyssey Returning to Service After Taking Precaution

    09.18.07 - The team operating NASA's Mars Odyssey orbiter is returning the healthy spacecraft to usual activities this week after a precautionary status of reduced activity that the orbiter entered on Sept. 14.

  • Mars Science Laboratory Project Changes Respond to Cost Increases, Keep Mars Program On Track

    09.17.07 - In early June 2007, the Mars Science Laboratory project completed its project-wide Critical Design Review (CDR), which marks the completion of the project's design phase and transition into the build up of flight hardware.

  • Opportunity enters Victoria Crater

    Opportunity Takes a Dip Into Victoria Crater

    09.11.07 - Today, NASA's Mars Exploration Rover Opportunity entered Victoria Crater for the first time.

  • Mars rover

    Opportunity Commanded to Enter Crater Today

    09.11.07 - Two months after sky-darkening dust from severe storms nearly killed NASA's Mars exploration rovers, the solar powered robots are awake and ready to continue their mission.

  • artist concept of Phoenix in space

    Phoenix: Radar, Other Gear Pass Checkouts

    09.04.07 - Two crucial tools for a successful landing of America's latest mission to Mars, the radar and UHF radio on NASA's Phoenix Mars Lander, have passed in-flight checkouts.

  • exposed layers in central Valles Marineris

    Mars Orbiter's Camera Concern Resolved

    08.24.07 - Diagnostic tests and months of stable, successful operation have resolved concerns raised early this year about long-term prospects for the powerful telescopic camera on NASA's Mars Reconnaissance Orbiter.

  • view from Opportunity after first drive in six weeks

    Rovers Resume Driving

    08.24.07 - After six weeks of hunkering down during raging dust storms that limited solar power, both of NASA's Mars Exploration Rovers, Spirit and Opportunity, have resumed driving.

  • Spirit moving its robotic arm

    Martian Skies Brighten Slightly

    08.07.07 - Slight clearing of still-dusty Martian skies has improved the energy situation for both Spirit and Opportunity, allowing controllers to increase the rovers' science observations.

  • launch of Phoenix

    NASA Spacecraft Heads for Polar Region on Mars

    08.04.07 - NASA's Phoenix Mars Mission blasted off Saturday, aiming for a May 25, 2008, arrival at the Red Planet and a close-up examination of the surface of the northern polar region.

  • planned landing site for NASA's Phoenix Mars Lander

    Next Departure for Mars Stands Ready to Fly

    08.02.07 - A NASA robotic explorer equipped to dig up and analyze icy soil on Mars sits atop a 13-story tall stack of rocket engines prepared for liftoff before sunup on Saturday.

  • view of rovers from Mars Reconnaissance Orbiter

    Mars Dust Storm Update

    07.31.07 - Rover engineers are growing increasingly concerned about the temperature of vital electronics on NASA's Mars Exploration Rover Opportunity while the rover stays nearly inactive due to a series of dust storms that has lasted for more than a month.

  • Opportunity's view of sky over several days

    Mars Dust Storm Update

    07.20.07 - Having explored Mars for three-and-a-half years in what were missions originally designed for three months, NASA's Mars rovers are facing perhaps their biggest challenge.

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