The InSight lander photographs one of its solar arrays in December 2018, left, and May 2022, right.

NASA/JPL-Caltech

NASA's InSight lander on Mars isn't responding to communications from Earth, likely due to low power levels. Dust accumulated on the lander's solar panels and slowly drained its energy over the last two years. InSight detected more than 1,300 Mars quakes and revealed the planet's interior layers.

NASA suspects its $813 million InSight lander has succumbed to dust on the surface...

Continue Reading NASA hasn't heard from its InSight lander in 5 days. It may have run out of power and died on Mars.