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Mars – the Red Planet, the “abode of life”

Mars – the Red Planet, the “abode of life”. Mars – in fiction, fantasy and film. Percival Lowell, Lowell Observatory and the “canals” on Mars. Mars -- the real planet. 1.5 AU from Sun Diameter ~ ½ Earth Mass ~ 1/10 Earth Density 3.9 gm/cm 3 Period 687d ~ 2 yrs

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Mars – the Red Planet, the “abode of life”

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  1. Mars – the Red Planet, the “abode of life” Mars – in fiction, fantasy and film

  2. Percival Lowell, Lowell Observatory and the “canals” on Mars

  3. Mars -- the real planet 1.5 AU from Sun Diameter ~ ½ Earth Mass ~ 1/10 Earth Density 3.9 gm/cm3 Period 687d ~ 2 yrs Rotation 24h 37m Inclination 24o Atm – thin, low density CO2 95% N 3% A 2% H2O trace – clouds, ice caps Cold, dry planet – weak greenhouse Max 70F summer, Min -140F

  4. Exploration of Mars Mariner 9 1971 Viking lander 1976 Pathfinder 1997 (Rovers) Curiosity 2012 Surface features Great rift valley Giant volcanoes Impact craters Sinuous channels Ice caps

  5. Valles Marineris -- great rift in crust

  6. Giant Volcanoes

  7. YES! Water on Mars? Sinusoidal channels Laminated terrain Ice Caps

  8. The Surface

  9. Rovers -- Spirit and Opportunity

  10. Martian Moons Phobos Deimos

  11. Life on Mars ?

  12. Curiosity 2012

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