Ch11.pdf - Dr. Morales Astronomy M01 Introductory Astronomy...

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Dr. Morales1Astronomy M01Introductory AstronomyBy Dr. Morales0Exploring the Outer PlanetsThe Giant PlanetsAtmospheres of the Giant PlanetsCh. 11: The Giant PlanetsDr. Morales11
Dr. Morales2JupiterD = 5.2 AUM = 318 Mr= 1.33 g/cm3UranusD = 19.2 AUM = 14 Mr= 1.24 g/cm3SaturnD = 9.5 AUM = 95 Mr= 0.71 g/cm3NeptuneD = 30.1 AUM = 17 Mr= 1.67 g/cm3The Jovian PlanetsDr. Morales22The Outer PlanetsThe next 4 planets out from theare Jupiter, Saturn, Uranus, & Neptune—theJovian (Jupiter-like) planetsSignificantly different from the terrestrial planets:farther from the& much largermore gaseous,îr, &have some sort of ringsLarge sizesà ìgravityàcan hold onto lighter elementDr. Morales33
Dr. Morales3Internal StructuresSimplified hypothetical internal structuresH and He = the primary constituents of Jupiterand Saturn(like), while compounds of C, N andO comprise a large part of Uranus and Neptune(Radii are labeled in 1000-km units)Dr. Morales44Dr. Morales5Jupiter5
Dr. Morales4AboutJupiterJupiter = the largest planet in the solar system, 1stvisitedby Voyager S/C, orbited manyyrsby the Galileo S/C, andcurrently by Juno S/CIt's Diameter ~ 11× D(> ~1,000s inside!)It’s a giant ball of gas w/ no solid surfaceTemperature: -234°F (-148°C) averageViewed through a telescope, Jupiter isStunningly colorful—w/bands of blue, brown, pink, red, orange, yellowMost distinguishing feature:the Great Red Spot—an intense, giantwindstorm (larger in size than), continued for centuries,counterclockwise, period ~6 daysAtmosphere is composed of whirling clouds of coloreddust, hydrogen, helium, methane, water, & ammonia.

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Term
Fall
Professor
HalJandorf
Tags
Gas Giant, Planet, Neptune, Dr Morales

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