INSIGHT MISSION IMAGES
Testing How InSight's Arm Will Push on Mars

June 05, 2019
In a JPL lab, a replica of NASA InSight's robotic arm presses with its scoop on crushed garnet near a replica of the spacecraft's self-hammering "mole." Engineers believe pressing like this on Martian soil may help the mole dig by increasing friction of the surrounding soil.
Credits
NASA/JPL-Caltech