Presentation on theme: "Centre of Planetary Science and Exploration University of Western Ontario."— Presentation transcript:
Centre of Planetary Science and Exploration University of Western Ontario
What did they observe Revisit the question: How likely is it that water flowed across Mars?
5 instruments Camera Spectrometer Laser Altimeter Magnetometer Found gullies Found gray hematite An iron oxide mineral formed in standing water Site selected for the rovers during the next mission! 1 km
March 2004 Microscopic View Opportunity confirmed this presence!! Found mm-sized balls nicknamed blueberries. Significance? On Earth, grey hematite always needs liquid water to form. Opportunity found other evidence that standing liquid water occurred at the landing site.