Sarah Stewart Johnson knows a lot about motherhood and the surface of Mars—she has it all! In this episode, we hear about freezing temperatures, children in the field, life on other planets, and the importance of role models. ---This podcast is brought to you by No Boundaries: 25 Women Explorers and Scientists Share Adventures, Inspiration, and Advice by Gabby Salazar and Clare Fieseler. You can find it wherever books are sold. https://amzn.to/3a06Nr6