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The InSight rover reveals a new map of Mars' interior. Its core is enveloped by a layer of molten rock. Measurements and analysis carried out in 2021 by NASA's now-retired InSirst rover. Scientists found that the Martian core is not composed only or practically only of iron, but also contains sulfur and oxygen, which are light elements. Scientists say that the core has a higher proportion of lighter elements than is feasible, based on estimates that had been made of the abundance of these elements.

Pasadena, CA - Scientists have made the most precise measurements ever of Mars’ rotation, for the first time detecting how the planet wobbles due to the

Mars is rotating more quickly than it used to, according to data that NASA's InSight lander collected on the red planet.

Mars spins a little more quickly each year, according to data collected by NASA’s now-retired InSight lander.

ABC57 News in South Bend, Ind. covers all of Michiana including St. Joseph, Elkhart, Kosciusko, LaPorte and Marshall counties in Indiana and Berrien, Cass, Van Buren and St. Joseph counties in Mich.