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By Syndicated Content By Will Dunham WASHINGTON (Reuters) – Seismic waves from quakes detected by NASA’s robotic InSight lander have helped scientists decipher the anatomy of Mars, including the first estimates of the size of its large liquid metal core, thickness of its crust, and nature of its mantle. The findings disclosed on Thursday shed light on what had been a poorly understood internal structure of Earth’s smaller neighbor and provided a few surprises as well as confirmation that the Red Planet’s center is molten. The InSight lander https://mars.nasa.go...

Share Mars’s crust is thin, which suggests the planet once cooled itself through a kind of plate tectonics. NASA/JPL-Caltech Mars lander spots deep layers beneath the surface, offering clues to the planet’s formation Dec. 15, 2020 , 3:50 PM Two years ago, NASA’s InSight spacecraft alighted on the surface of Mars, aiming to glean clues to the planet’s interior from the shaking of distant earthquakes and deep heat leaking from its soil. Mars, it turned out, had other ideas. Its sticky soil has thwarted InSight’s heat probe, and in recent months howling winds have deafened its ...