1. Where is this?
ENCELADUS by CASSINI
Planetary Sciences

2. ASTRONOMY 8850: Planetary Sciences
Why Sciences?
Planetary Sciences

3. How to do well in Planetary Sciences
1. show up to class … and be present
2. participate in class
3. get/borrow the book Planetary Sciences by de Pater and Lissauer
4. find course website:
5. find Icarus online
6. choose 3 planetary topic(s) you are most interested in --- start project EARLY
7. do homework --- Solar System Explorers, quiz preparation, etc.
8. NAIL THE SEMESTER PROJECT
Planetary Sciences

4. Grades in Planetary Sciences
class participation 10%
Solar System Explorers 10%
paper Levels 0/1/2/ %
presentation %
referee reports (3 colleagues) 20%
referee report (Henry) 20%
Planetary Sciences

5. Solar System Explorers 01
Find Icarus online.
Choose an article relevant to one of your 3 topics.
Print out the first page of the article.
Turn in single page (with your name on it) at the beginning of class TUESDAY, January 17.
Get 5 points in Solar System Explorers.
Planetary Sciences

6. Solar System Inventory
stars
planets
moons
ring systems
minor planets
Centaurs
Trans-Neptunian Objects
comets
dust 1 8
172a (JPL JAN 09)
4 (+1?)
729,348 (JPL JAN 09)
391 (JPL JAN 09)
2, (JPL JAN 09)
3,444b (JPL JAN 09)
a add 5 for Pluto
b any type
EAR = 1 … MAR = 2 … JUP = 67 … SAT = 61 … URA = 27 … NEP = 14 … PLU = 5
via JPL 2015 JAN 12:
670,480 minor planets
295 Centaurs
1644 TNOs
3319 comets
Planetary Sciences

7. Nomenclature terrestrials Mercury, Venus, Earth, Mars many moons
jovians
gas giants
Jupiter, Saturn
ice giants
Uranus, Neptune
minor planets
asteroids
Main Belt
Near-Earth Objects (NEOs)
Trojans (and Greeks and Hildas)
Trans-Neptunian Objects (TNOs)
Plutinos (Classical) Kuiper Belt Objects (KBOs)
Centaurs Scattered Disk Objects (SDOs)
comets
Jupiter-family, Chiron-type, Halley-type …
Planetary Sciences

8. Solar Family
How are they different?
Planetary Sciences

9. Jovians and Terrestrials
Planetary Sciences

10. Planet Spacing
Planetary Sciences

11. Planet Orbits
Planetary Sciences
Planetary Sciences

12. The 7 Dwarfs (+ interlopers)X X X
Planetary Sciences

13. Terrestrial Planet Surface
Planetary Sciences

14. Surface Variability
Planetary Sciences
Planetary Sciences

15. Jovian Planet “Surface”
Planetary Sciences

16. …we can land/work on surfaces
Planetary Sciences
Planetary Sciences

17. …………………………
Planetary Sciences