Ten years ago, on Feb. 19, 2002, the Thermal Emission Imaging System (THEMIS), a multi-band camera on NASA’s Mars Odyssey orbiter, began scientific operations at the Red Planet. Since then the camera has circled Mars nearly 45,000 times and taken more than half a million images at infrared and visible wavelengths.
“THEMIS has proven itself a workhorse,” says Philip Christensen, the camera’s designer and principal investigator. Christensen is a Regents’ Professor in the School of Earth and Space Exploration, part of Arizona State University’s College of Liberal Arts and Sciences. “It’s especially gratifying to me to see the range of discoveries that have been made using this instrument.”
Full Story: https://asunews.asu.edu/20120229_mars_camera