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Unformatted text preview: R ecent Ma rs –Seth Klebe
• Mars has about ½ the radius of Earth.
• There are 2 polar ice caps that if melted, could drown the planet
i n 11 meters of water.
• The soil is fairly alkaline with a Ph of 8.3 and could support life
i f i t was on Earth.
• Temperatures run from -125 to 23 Degrees Farenheit.
• Landforms include valleys, aquifers, t roughs, potential caves,
• Dozens of orbiters, landers, and rovers have been assigned to
M ars from all around the world since the technology has been
• The NASA Mariner 4 was the first successful mars orbit, and the
Soviet Mars 2 was the first to land.
• Currently orbiting mars is the Mars Recon Orbiter, Mars
E xpress, and 2001 Mars Odyssey.
• The Opportuni ty Rover is functioning on Mars and performs
• About 2/3 of spacecraft designated for Mars has failed due to
t echnical issues.
Current evidence & Meteori tes:
• Aquifer landforms suggest f lowing water at one point in time on
• Soils suggest that life could grow on Mars.
• Meteori te ALH84001 is an igneous rock that has bored holes
t hat could be from ancient microbes.
-H igh-resolution microscope photos also reveal potential microfossils.
• Of the 12 Martian meteori tes found, some contain highmolecular weight organic matter. (David McKay leads this
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This note was uploaded on 08/26/2011 for the course FRESHMAN S 94 taught by Professor Staff during the Spring '11 term at UCSB.
- Spring '11