Over two years ago, NASA's InSight lander touched down on Mars and began listening for mars quakes. Now, scientists have used these data to reveal the interior structure of Mars. ETH Zurich's Simon Stähler joins Jake to talk about these results, how they help us understand Mars, and what we can do with this knowledge as we explore the rest of the solar system.We talk InSight and SEISSeismic detection of the martian core (Stähler et al)Upper mantle structure of Mars from InSight seismic data (Khan et al)Thickness and structure of the martian crust from InSight seismic data (Knapmeyer-Endrun et al)Canadian Company makes Chainmail for MarsCerberus Fossae MarsquakesFollow Simon and InSightInSight - NASASEIS - CNESSimon's WebsiteSimon on Twitter - @exoseismologistFollow Jake & WeMartiansWeMartians.comPatreon (https://www.wemartians.com/support)WeMartians Shop (shop.wemartians.com)Mailing List (https://wemartians.com/signup)Twitter (@we_martians)Jake’s Twitter (@JakeOnOrbit)Off-Nominal PodcastTharsis Planetary ParkOur new design celebrates the upcoming 50th anniversary of the Mariner 9 mission, first spacecraft to orbit Mars. Get it on a shirt or a coffee mug today!