Bethany Ehlmann is a planetary geologist who studies the earth and other planets in the solar system. She is a participating scientist on the NASA Mars Rover Curiosity mission, a research scientist at NASA’s Jet Propulsion Laboratory, and an assistant professor of planetary science at CalTech. On this edition of Conversations she joins us to talk about her National Geographic Kid's book, Dr. E's Super Stellar Solar System: Massive Mountains! Supersize Storms! Alien Atmospheres!