NASA’s Odyssey spacecraft marks 20 years of mapping Mars

For two decades, the longest-lived spacecraft at the Red Planet, 2001 Mars Odyssey, has helped locate water ice, assess landing sites, and study the planet’s mysterious moons. Launched 20 years ago on April 7, the orbiter, which takes its name from Arthur C. Clarke’s classic sci-fi novel “2001: A Space Odyssey”, was sent to map the composition of the Martian surface, providing a window to the past so scientists could piece together how the planet evolved. (Read More)