A sad message from Mars has made social media users cry. A statement from NASA's InSight lander posted Monday reads "My power’s really low, so this may be the last image I can send."
The lander has been on a mission to the Red Planet to study its deep interior. However, a build-up of dust on solar panels has caused it to slowly lose power.
InSight's message continued: "Don’t worry about me though: my time here has been both productive and serene.
