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Jupiter – 5.2 AU. Voyager. Atmosphere - Almost all atmosphere - 86% H, 13.6 %He, Methane, Ammonia, Water Vapor - Belts and Zones. Atmosphere - Almost all atmosphere - 86% H, 13.6 %He, Methane, Ammonia, Water Vapor - Belts and Zones - Brown and White Ovals. Atmosphere
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Atmosphere - Almost all atmosphere - 86% H, 13.6 %He, Methane, Ammonia, Water Vapor - Belts and Zones
Atmosphere - Almost all atmosphere - 86% H, 13.6 %He, Methane, Ammonia, Water Vapor - Belts and Zones - Brown and White Ovals
Atmosphere - Almost all atmosphere - 86% H, 13.6 %He, Methane, Ammonia, Water Vapor - Belts and Zones - Brown and White Ovals - The Great Red Spot (high pressure “hurricane”)
GRS Earth
Jupiter’s Magnetic Field - 19,000 times stronger than Earth’s - Caused by rapid rotation and liquid metallic H-layer
Comet Shoemaker-Levy 9 hits Jupiter, July, 1994 Io Impact Sites
Jupiter’s Moons - At least 60 moons - Most very small (100’s of km) - 4 largest known as the “Galilean Moons”
The Galilean Moons Io Europa Callisto Ganymede
Io - volcanically active Jupiter Io Europa
Io with new debris from Tvashtar Catena
Europa – A subsurface ocean
Ganymede - 2 types of Surface 1. Young, light color
Ganymede - 2 types of Surface 1. Young, light color 2. Old, dark, heavily cratered A weak magnetic field => A deep sub-surface ocean?
Voyager - 1979 Galileo - 1999
Callisto- An old, battered surface Another moon with a magnetic field