+ NASA Homepage + NASA en Español + Marte en Español + Mars Home + Odyssey Home Where is Odyssey now? (Updated every ten minutes) In Search of Landing Sites on Mars Planetary scientists have long been excited about the prospect of one day exploring the "grand canyon" of Mars. Valles Marineris is a chasm vastly larger than Earth's Grand Canyon that also has many layers of rock that serve as windows into the past. View all Orbiter Updates >> THEMIS site >> Sharp Views Show Ground Ice On Mars Is Patchy And Variable Variable Depths to Ice on Mars Mapped >> Mars Odyssey Mission Status 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. >> Mars Technology Is Now Benefiting Earth Scientists find dual use for extra flight hardware. >> During Solar Conjunction, Mars Spacecraft Will Be on Autopilot For a brief time, the sun will get in the way of communications between Earth and Mars spacecraft, but mission teams are well prepared for this natural event called solar conjunction. >> August 28, 2007 Noctis Labyrinthus High-resolution version located at the Arizona State University THEMIS web site Flight Through Mariner Valley An Odyssey of Exploration + Freedom of Information Act + The President's Management Agenda + FY 2002 Agency Performance and    accountability report + NASA Privacy Statement, Disclaimer, and    Accessiblity Certification + Freedom to Manage Last Updated: + Comments and Questions