28-05-2023 23:44 via science.slashdot.org

A Quake on Mars Showed Its Crust is Thicker Than Earth's

"Planetary scientists now know how thick the Martian crust is," reports ScienceNews, "thanks to the strongest Marsquake ever observed."
On average, the crust is between 42 and 56 kilometers thick [26 to 34 miles], researchers report in a paper to appear in Geophysical Research Letters. That's roughly 70 percent thicker than the average continental crust on Earth.
The measurement was based on data from NASA's InSight lander, a stationary seismometer that recorded waves rippling through Mars' inte
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