Marsquakes hint that the planet might be volcanically active after all

Mars might be, geologically speaking, not quite dead.

Researchers have analyzed a slew of recent temblors on the Red Planet and shown that these Marsquakes are probably caused by magma moving deep under the Martian surface. That’s evidence that Mars is still volcanically active, the researchers report October 27 in Nature Astronomy.

Since touching down on Mars four years ago, NASA’s InSight lander has detected more than 1,000 Marsquakes (SN: 11/26/18). Its seismometer records seismic waves, which reveal information about a temblor’s size and location.

Previous studies have determined that several Marsquakes originated from a swath of Martian terrain known as Cerberus Fossae (SN: 5/13/22). This region, which is

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