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PHYS103

Planets and their Characteristics

QuestionAnswer
Atmosphere: none Mercury
Rotation Rate: solar day takes 1.5 orbits Mercury
Most Elongated Orbit, Sun Makes Retrograde Loops Mercury
Magnetic Field: 1% Earth's Intensity Mercury
Temp: noon: 400C; 4 mo. night: -150C Mercury
First Space Probe to Use Gravitational Slingshot Mariner 10: Mercury
Atmospheric Pressure: 90x Earth Venus
Severe Case of Global Warming Venus
Rotates Clockwise Venus
Most Nearly Circular Orbit Venus
Magnetic Field: None Venus
Hottest Temperature Venus: 450C
First Space Probe to Land on a Planet Venera 7: Venus
Standing in a Hole Horizon, Hostile Environment Venus
Sun Rises in the West and Sets in the East Venus
Van Allen Belts Trap charged particles except at North and South Poles -> Aurora
Least Stable Surface Earth
First Man on the Moon Apollo 11
Atmosphere: 1% of Earth- still enough to form clouds and dust storms Mars
Similar Rotation Axis and Seasons to Earth (2) Mars, Saturn
Temp: Similar to Antarctica Mars
Solar Day Same as Long as Earth Mars
Magnetic Field: none Mars
Two Moons: Phobos and Deimos Mars
Moon that Rises in the West Phobos (Mars)
Mars Global Surveyor chilled for 9 years and took pictures
First Rover, Used Airbags Pathfinder: Mars
Atmosphere of Hydrogen and Helium, no real surface (2) Jupiter, Saturn
Solar Day Half as Long as Earth (2) Jupiter, Saturn
Temp: -234F Jupiter
Temp: -270F Saturn
Magnetic Field Same as Earth (2) Saturn, Uranus
Atmosphere (60% higher than Earth) Concealed by High Ice Cloud Saturn
62+ Moons Jupiter
Jupiter's First Flybys Pioneer 10 & 11
First to Go into Orbit around Jupiter Galileo
Great Red Spot Jupiter
Dark Rings Hard to See- Shepard Moons Contain Rings through Gravitational Interactions Jupiter
Largest Moon: Titan Saturn
Moon with Methane Snow, Ice, and Oceans Titan: Saturn
Square Dancing Moons J&E: Saturn
Saturn's Flyby Pioneer 11
First to Target Titan Voyager 1
Cassini-Huygens First Orbiter-Lander (Saturn)
Hexagonal Cloud Saturn
Atmosphere: Hydrogen, Helium, Methane Uranus
Methane Makes Planet Blue (2) Uranus, Neptune
17 Hour Solar Day Uranus
Axis at Plane of Orbit shows a Ring System that is seen as Near-Circles Uranus
Sideways Axis; Magnetic Field thought to be generated from the surface, not the center (2) Uranus, Neptune
Temp: -357F Uranus
Largest Moon: Titania Uranus
Moon with a Check Mark Miranda (Uranus)
Only Space Probe to visit Uranus and Neptune Voyager 2
Temp: -353F Neptune
Largest Moon: Triton Neptune
Created by: 776694112