PSI Senior Scientist R. Aileen Yingst was in the driver’s seat Feb. 15 directing the science activities for NASA’s Opportunity Rover as it spent its 5,000th day exploring the Martian surface.
PSI Senior Scientist R. Aileen Yingst was in the driver’s seat Feb. 15 directing the science activities for NASA’s Opportunity Rover as it spent its 5,000th day exploring the Martian surface.