Perseverance's Selfie at "Rochette" (IMAGE) DOE/Los Alamos National Laboratory Caption NASA’s Perseverance Mars rover took this selfie over a rock nicknamed “Rochette” on Sept. 10, 2021, the 198th Martian day or Sol, of the mission. Two holes can be seen where the rover used its robotic arm to drill rock core samples. Credit NASA/JPL-Caltech/MSSS. Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.