The team operating NASA's Mars Odyssey orbiter plans a procedure next week to address a long-known, potential vulnerability of accumulated memory corruption.
Mapping of potassium, thorium and iron concentrations on Mars provides evidence for a controversial idea that oceans covered about a third of ancient Mars.
The longest-serving of six spacecraft now studying Mars is up to new tricks for a third two-year extension of its mission to examine the most Earthlike of known foreign planets.
NASA's Mars Odyssey orbiter has found evidence of salt deposits.
NASA's Phoenix Mars Lander showed no sign during February that it has revived itself after the northern Mars winter. NASA's Mars Odyssey orbiter will check again in early April.
NASA's Mars Odyssey spacecraft has discovered entrances to seven possible caves on the slopes of a Martian volcano.
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.
Using observations by NASA's Mars Odyssey orbiter, scientists have discovered that water ice lies at variable depths over small-scale patches on Mars.
Engineers for NASA's Mars Odyssey mission are examining data from the orbiter to determine whether onboard backup systems never used by the 6-year-old spacecraft could still be available if needed.
Every spring brings violent eruptions to the south polar ice cap of Mars, according to researchers interpreting new observations by NASA's Mars Odyssey orbiter.
A new view of the biggest canyon in the solar system, merging hundreds of photos from NASA's Mars Odyssey orbiter, offers scientists and the public an online resource for exploring the entire canyon in detail.
NASA's Mars Global Surveyor recently imaged two other spacecraft orbiting Mars, NASA's Mars Odyssey and the European Space Agency's Mars Express.
The rovers aren't the only ones hard at work studying Mars. NASA's Mars Odyssey celebrates 10,000 orbits of the red planet!