Lumpy Mars mantle

Astronomy & Observing News

Mars Might Have a Surprisingly Large, Solid Core, Marsquakes Reveal

Marsquakes reveal a lumpy, viscous mantle and a large, solid inner core, with profound implications for Mars past, present, and future.

Impact

Astronomy & Observing News

NASA Lander and Orbiter See (and Feel) New Mars Impacts

NASA's Mars Insight lander and Mars Reconnaissance Orbiter have witnessed two fresh new planet-probing impacts.