#TravelTuesday, Mars Research edition ⁠ 📍 Iceland ⁠ "Recon day. Behold, eskers!" ( 📷: heleneifert )⁠ ⁠ 👩‍🏫 Professors Alicia Rutledge & Christopher Edwards + Graduate Students Helen Eifert & Ari Koeppel of NAU’s Department of Astronomy and Planetary Science carried out NASA-sponsored planetary analog research in Iceland⁠ ⁠ ➡️ 🪨They investigated the properties of landforms known as eskers - sinuous ridges of sediment deposited by subglacial rivers - in order to compare them to similar features on the surface of Mars.⁠ ⁠ ⁠ …⁠ ⁠ #PlanetaryAnalogs #SolarSystemWorkings #usgs #nasa #eskers #NAUResearch #MyNAUview #Iceland #GraduateResearch #PlanetaryScience