Mars the Red Planet, the abode of life - PowerPoint PPT Presentation

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Mars the Red Planet, the abode of life

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Mars the Red Planet, the 'abode of life' Mars in fiction, ... The Surface. Rovers -- Spirit and Opportunity. Martian Moons. Phobos. Deimos. Life on Mars ? ... – PowerPoint PPT presentation

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Title: Mars the Red Planet, the abode of life


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)
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 ?
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