NASA's InSight lander, which is on a mission to explore the deep interior of Mars, positioned its robotic arm last weekend to assist the spacecraft's self-hammering heat probe. Known as "the mole," the probe has been unable to dig more than about 14 inches (35 centimeters) since it began burying itself into the ground on Feb. 28, 2019. Learn more about NASA’s exploration of mars: nasa.gov/mars.⁣ ⁣ Happy #MarsMonday, folks!⁣ ⁣ Credit: NASA ⁣ ⁣ #nasa #mars #solarsystem #robotics #explore #moontomars