1. Planetary Terrestrial Surfaces and Exploring Mars Jaclyn and Carlton Allen Astromaterials Research and Exploration Science at Johnson Space Center

4. Earth Volcanoes Mars

5. Lava Layering – making and mapping a volcano

7. Impact Craters Mars Earth

8. Mars Dunes Earth Dunes

9. Mars and Earth both formed 4.5 billion years ago. Did Mars once have a warm, wet environment for life?

10. Examples of Meanders Earth Mars

20. Mesas in Utah

21. Plateau Region ESA-MEX Field of View 60 km wide

23. Kasei Valles Landslide

27. Mars Exploration Rover Landing Sites Meridiani Planum Gusev Crater Water-formed hematite? Ancient lake sediments?

28. Mars Exploration Rover

29. GUSEV CRATER 100 km COLOR-CODED TOPOGRAPHIC MAP – RED IS HIGH, BLUE IS LOW

30. Spirit landing ellipse in Gusev Crater – 100 X 20 km

31. Gusev Crater – still looking for the lakebed sediments Windblown soil and dust Volcanic rocks

32. Weathered Basalt at Spirit Site Surface coated with alteration products

33. Spirit’s Objectives

34. 100 km MERIDIANI PLANUM AREAS OF HEMATITE CONCENTRTIONS – RED IS HIGH, BLUE IS LOW

35. Opportunity landing ellipse in Meridiani Planum – 100 X 20 km

36. Eagle Crater – Meridiani Planum Hematite-rich soil Sulfur-rich rocks

38. Blueberries are enriched in hematite (no goethite)

39. Hematite Concretions Navaho Sandstone, Utah |

40. Best Earth analog found so far: Hematite concretions from sandstone – Escalante, UT

41. Deposition in slow moving Water