Outer  Solar System  - Teaching Notes using Celestia Planetarium
Setup: 
Under Render – View Options   menu
Show- galaxies, stars, planets
Atmospheres,clouds,cloud shadows, Night side lights
Grids- none ticked.
Orbits/Labels- Planets ,Moons, (all others blank)
DSO Labels-  galaxies only
Script file name:  ED-PlanetsOuter.cel

Note that all the captions relate to these notes
(Space Bar pauses Time and script)
-1- Our Sun (Centre)
�	All the stars you can see are in our Galaxy
�	Billions of them. Old (5 Billion years)

-2- We will travel away from our Sun.
�	To look at our Galaxy (Green X)
�	A spiral galaxy with billions of stars like our Sun
�	It would take Millions of years to travel this far.

-3- See where our Solar System is in the Galaxy (Green X)

-4- See our Solar system
�	These are the outer planets most distant from the Sun.

-5- Zoom in to the Inner Planets where our Earth is located.
�	Note that we have increased time to show the orbits of the planets.

-6- Planet –Jupiter largest planet.
�	Very cold  -150C
�	Orbits in 12 years
�	Gas giant - Diameter 143,000 km

-7- Jupiter Moon – Io
�	Diameter 3,642 km (2,236Miles)
�	Active volcanoes - Sulphur
�	Very little atmosphere – trace Sulphur Dioxide
-7- Jupiter moon Ganymede
 •	Diameter 5,268km (3,273miles)
 •	Atmosphere – Very little -just a trace of Oxygen and Hydrogen
 •	Rock and Ice
 •	Very cold - 110K

-8- Planet Saturn
�	Many moons over 200
�	Gas giant – 60,000km – second largest after Jupiter
�	Rings of rock and ice
�	Winds can get up to 1,100 mph
�	Atmosphere of mostly Hydrogen
-8- Saturn moon – Mimas
�	Diameter 246miles
�	Water Ice and small amount of rock.
�	Approx 64K very very cold..
-8- Saturn moon – Titan
�	Dense atmosphere Mainly Nitrogen but some Methane and Ethane
�	Temperature about  -179C
�	Half the size of Earth

-9- Planet - Uranus
�	Orbit 84 years
�	Temperature -210C
�	Ice giants
�	Dense atmosphere with winds of over 1000mph
�	
-10- Planet - Neptune
�	Mostly Ices and rock.
�	Orbit 164 years
�	Temperature -218C
�	Diameter 48,000km
End