Mars Odyssey Orbiter Homepage

Seasons change even on Mars and NASA's fleet of explorers are helping scientists learn more about the effects on the Red Planet. WATCH VIDEO

Since NASA's Mars Odyssey spacecraft entered orbit around Mars on Oct. 24, 2021, it has been sending us a wealth of information and images. Read More Odyssey Image Highlights Infographic

For two decades, the longest-lived spacecraft at the Red Planet has helped locate water ice, assess landing sites, and study the planet's mysterious moons. MORE

View Images