Lecture 20 – Jovian Planets, Part 2/2
Summary / Checklist of the Main Concepts to Understand and Remember

Uranus  
red bullet How far is Uranus from the Sun on average, in AU?  
red bullet Can Uranus be seen without a telescope?  
• How wide is it, compared to Earth? What is Uranus' surface like, and why?  
red bullet What is special about Uranus' rotation, and how do we think it came to be that way?  
red bullet Which spacecraft from Earth has flow by Uranus and taken pictures?  
• Moons: Approximately how many? What is special about the moon Miranda?  
• Rings: Does Uranus have any? What are they like (compared to Saturn's)?  
     
Neptune  
red bullet How far is Neptune from the Sun on average, in AU?  
red bullet Can Neptune be seen without a telescope? How was Neptune discovered?  
• How wide is it, compared to Earth? What is Neptune's surface like, and why?  
red bullet Which spacecraft from Earth has flow by Neptune and taken pictures?  
• Moons: Approximately how many? What is special about the moon Triton?  
• Rings: Does Neptune have any? What are they like (compared to Saturn's)?  
     

Topics from the lecture page and textbook not listed above [or between square brackets] were not covered in class;
Underlined words indicate that I will expect students to remember a number or a name related to that topic.

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