This self-portrait of NASA's Curiosity Mars rover shows the vehicle on Vera Rubin Ridge, which it's been investigating for the past several months. Poking up just behind Curiosity's mast is Mount Sharp, photobombing the robot's selfie. Credits: NASA/JPL-Caltech/MSSS #nasa #mars #curiosity #curiosityrover #jpl #robotics #mountsharp #solarsystem #selfie #nationalselfieday