ASTR 151 1st Edition Lecture 29 Outline of Last LectureI. Planet Neptune UranusII. Chapter 13 Section 1III. Chapter 13 Section 2Outline of Current LectureIV. Chapter/ Sections ReviewV. Chapter 13.5Current LectureI. Chapter/ Sections Reviewa. Both have no metallic hydrogen, molecular hydrogen, slush, and rocky coreb. Both have substantial magnetic fieldsc. What makes magnetic fields in Jovian planets?i. Rotating metallic hydrogend. Why does Uranus/ Neptune seem blues-ish?i. Methane in the atmosphere absorbs red lightII. Chapter 13 Moons Section 5a. ALL Jovian planets have rings (none as grand as Saturn`s)i. Uranus has 13 rings due to collisions1. Named after Shakespeare characters2. Narrow3. Two shepherd moons keep epsilon ring from diffusingii. Neptune has 9 ringsb. Uranus has 27 moonsi. Largest is called MirandaThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.1. Origins of cracks and grooves are unknownc. Neptune has 14 moonsi. Triton and Nereid1. Triton only large moon with retrograde motiona. Similar to Pluto in compositionb. Made of frozen nitrogen with nitrogen geysersc. Probably captured from the Keipler belt by Neptune`s orbitd. Has ice
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