NASA InSight Study Provides Clearest Look Ever at Martian Core

While NASA retired its InSight Mars lander in December, the trove of data from its seismometer will be pored over for decades to come. By looking at seismic waves the instrument detected from a pair of temblors in 2021, scientists have been able to deduce that Mars’ liquid iron core is smaller and denser than previously thought. The findings, which mark the first direct observations ever made of…
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