A quake on Mars showed its crust is thicker than Earth’s
The find could help explain a dichotomy between elevations in the north and south of Mars
![Mars' northern hemisphere, shown in false color that highlights lowlands near the north pole](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2023/05/051823_lg_mars_crust_feat.jpg?fit=1030%2C580&ssl=1)
The northern hemisphere of Mars (shown in false color) is mostly lowlands (blue), while the southern hemisphere is higher and more mountainous. This elevation map of the Red Planet was created from data from NASA’s Mars Global Surveyor.
Mars Orbiter Laser Altimeter science team