Meet Olympus, a four-legged robot that could help us explore Mars one day. 🤖 When on ground, the robot moves around using its four ‘double’ legs, each one consists of two limbs with a bending joint, connected at the bottom in a paw-like patch. The robot could easily move around Mars’s surface, as well as venture beneath it. For example into the martian lava rubes, volcanic caverns that would be too high-risk for flying probes, like drones, to explore. At our orbit facility, Olympus was tested i